# Supplementary Material (ESI) for Chemical Communications # This journal is © The Royal Society of Chemistry 2004 data_global _journal_name_full Chem.Commun. _journal_coden_Cambridge 0182 _publ_contact_author_name 'Dr Tadatsugu Yamaguchi' _publ_contact_author_address ; Fukuoka Industrial Technology Center 3-2-1 Kamikoga, Chikushino Fukuoka 818-8540 JAPAN ; _publ_contact_author_email TYAMA@FITC.PREF.FUKUOKA.JP _publ_section_title ; Photochromism of a Novel 6-pi Conjugate System Having a Bis(2,3-benzothienyl) Unit ; loop_ _publ_author_name 'Yamaguchi Tadatsugu' 'Yuji Fujita' 'Masahiro Irie' data_yanaome _database_code_depnum_ccdc_archive 'CCDC 229919' _audit_creation_method SHELXL-97 _chemical_name_systematic ; 1-(2-(2-methylbenzothien-3-yl)benzothien-3-yl)-2- methoxyhexafluorocyclopentene ; _chemical_name_common ;1-(2-(2-methylbenzothien-3-yl)benzothien-3-yl)-2- methoxyhexafluorocyclopentene ; _chemical_melting_point 127-128 _chemical_formula_moiety ? _chemical_formula_sum 'C23 H14 F6 O S2' _chemical_formula_weight 484.46 loop_ _atom_type_symbol _atom_type_description _atom_type_scat_dispersion_real _atom_type_scat_dispersion_imag _atom_type_scat_source C C 0.0033 0.0016 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' H H 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' O O 0.0106 0.0060 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' F F 0.0171 0.0103 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' S S 0.1246 0.1234 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' _symmetry_cell_setting Monoclinic _symmetry_space_group_name_H-M P21/n loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-x+1/2, y+1/2, -z+1/2' '-x, -y, -z' 'x-1/2, -y-1/2, z-1/2' _cell_length_a 15.459(3) _cell_length_b 7.6854(16) _cell_length_c 18.589(4) _cell_angle_alpha 90.00 _cell_angle_beta 105.080(3) _cell_angle_gamma 90.00 _cell_volume 2132.5(8) _cell_formula_units_Z 4 _cell_measurement_temperature 123(2) _cell_measurement_reflns_used ? _cell_measurement_theta_min ? _cell_measurement_theta_max ? _exptl_crystal_description block _exptl_crystal_colour colorless _exptl_crystal_size_max 0.3 _exptl_crystal_size_mid 0.3 _exptl_crystal_size_min 0.2 _exptl_crystal_density_meas ? _exptl_crystal_density_diffrn 1.509 _exptl_crystal_density_method 'not measured' _exptl_crystal_F_000 984 _exptl_absorpt_coefficient_mu 0.315 _exptl_absorpt_correction_type none _exptl_absorpt_correction_T_min ? _exptl_absorpt_correction_T_max ? _exptl_absorpt_process_details ? _exptl_special_details ; ? ; _diffrn_ambient_temperature 123(2) _diffrn_radiation_wavelength 0.71073 _diffrn_radiation_type MoK\a _diffrn_radiation_source 'fine-focus sealed tube' _diffrn_radiation_monochromator graphite _diffrn_measurement_device_type 'CCD area detector' _diffrn_measurement_method 'phi and omega scans' _diffrn_detector_area_resol_mean ? _diffrn_standards_number ? _diffrn_standards_interval_count ? _diffrn_standards_interval_time ? _diffrn_standards_decay_% ? _diffrn_reflns_number 18505 _diffrn_reflns_av_R_equivalents 0.0744 _diffrn_reflns_av_sigmaI/netI 0.0421 _diffrn_reflns_limit_h_min -19 _diffrn_reflns_limit_h_max 19 _diffrn_reflns_limit_k_min -9 _diffrn_reflns_limit_k_max 9 _diffrn_reflns_limit_l_min -23 _diffrn_reflns_limit_l_max 23 _diffrn_reflns_theta_min 1.53 _diffrn_reflns_theta_max 27.24 _reflns_number_total 4460 _reflns_number_gt 3749 _reflns_threshold_expression >2sigma(I) _computing_data_collection 'Bruker SMART' _computing_cell_refinement 'Bruker SMART' _computing_data_reduction 'Bruker SHELXTL' _computing_structure_solution 'SHELXS-97 (Sheldrick, 1990)' _computing_structure_refinement 'SHELXL-97 (Sheldrick, 1997)' _computing_molecular_graphics 'Bruker SHELXL' _computing_publication_material 'Bruker SHELXL' _refine_special_details ; Refinement of F^2^ against ALL reflections. The weighted R-factor wR and goodness of fit S are based on F^2^, conventional R-factors R are based on F, with F set to zero for negative F^2^. The threshold expression of F^2^ > 2sigma(F^2^) is used only for calculating R-factors(gt) etc. and is not relevant to the choice of reflections for refinement. R-factors based on F^2^ are statistically about twice as large as those based on F, and R- factors based on ALL data will be even larger. ; _refine_ls_structure_factor_coef Fsqd _refine_ls_matrix_type full _refine_ls_weighting_scheme calc _refine_ls_weighting_details 'calc w=1/[\s^2^(Fo^2^)+(0.0654P)^2^+1.4085P] where P=(Fo^2^+2Fc^2^)/3' _atom_sites_solution_primary direct _atom_sites_solution_secondary difmap _atom_sites_solution_hydrogens geom _refine_ls_hydrogen_treatment mixed _refine_ls_extinction_method none _refine_ls_extinction_coef ? _refine_ls_number_reflns 4460 _refine_ls_number_parameters 318 _refine_ls_number_restraints 0 _refine_ls_R_factor_all 0.0566 _refine_ls_R_factor_gt 0.0464 _refine_ls_wR_factor_ref 0.1313 _refine_ls_wR_factor_gt 0.1179 _refine_ls_goodness_of_fit_ref 1.087 _refine_ls_restrained_S_all 1.087 _refine_ls_shift/su_max 0.001 _refine_ls_shift/su_mean 0.000 loop_ _atom_site_label _atom_site_type_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv _atom_site_adp_type _atom_site_occupancy _atom_site_symmetry_multiplicity _atom_site_calc_flag _atom_site_refinement_flags _atom_site_disorder_assembly _atom_site_disorder_group C1 C 0.53573(14) 0.1571(3) 0.81655(12) 0.0239(4) Uani 1 1 d . . . C2 C 0.49885(15) 0.2004(3) 0.74159(12) 0.0278(5) Uani 1 1 d . . . H2 H 0.4716 0.1143 0.7063 0.033 Uiso 1 1 calc R . . C3 C 0.50327(15) 0.3711(3) 0.72067(12) 0.0306(5) Uani 1 1 d . . . H3 H 0.4794 0.4029 0.6700 0.037 Uiso 1 1 calc R . . C4 C 0.54228(15) 0.4989(3) 0.77271(12) 0.0275(5) Uani 1 1 d . . . H4 H 0.5448 0.6158 0.7568 0.033 Uiso 1 1 calc R . . C5 C 0.57711(13) 0.4574(3) 0.84692(11) 0.0224(4) Uani 1 1 d . . . H5 H 0.6022 0.5454 0.8821 0.027 Uiso 1 1 calc R . . C6 C 0.57503(13) 0.2836(3) 0.86980(11) 0.0214(4) Uani 1 1 d . . . C7 C 0.60801(13) 0.2096(3) 0.94364(11) 0.0213(4) Uani 1 1 d . . . C8 C 0.59493(14) 0.0343(3) 0.94551(12) 0.0255(4) Uani 1 1 d . . . C9 C 0.62304(16) -0.0873(3) 1.01010(14) 0.0339(5) Uani 1 1 d . . . H9A H 0.6525 -0.0214 1.0549 0.051 Uiso 1 1 calc R . . H9B H 0.6648 -0.1737 0.9997 0.051 Uiso 1 1 calc R . . H9C H 0.5702 -0.1466 1.0181 0.051 Uiso 1 1 calc R . . C10 C 0.65196(13) 0.3192(3) 1.00806(11) 0.0202(4) Uani 1 1 d . . . C11 C 0.73326(13) 0.4004(3) 1.02076(11) 0.0205(4) Uani 1 1 d . . . C12 C 0.75095(13) 0.5156(3) 1.08410(11) 0.0211(4) Uani 1 1 d . . . C13 C 0.67933(13) 0.5177(3) 1.11793(11) 0.0217(4) Uani 1 1 d . . . C14 C 0.68080(15) 0.6220(3) 1.17986(12) 0.0291(5) Uani 1 1 d . . . H14 H 0.6322 0.6217 1.2023 0.035 Uiso 1 1 calc R . . C15 C 0.75477(17) 0.7251(3) 1.20731(13) 0.0369(6) Uani 1 1 d . . . H15 H 0.7574 0.7967 1.2495 0.044 Uiso 1 1 calc R . . C16 C 0.82630(16) 0.7261(3) 1.17406(14) 0.0381(6) Uani 1 1 d . . . H16 H 0.8764 0.7991 1.1938 0.046 Uiso 1 1 calc R . . C17 C 0.82527(15) 0.6229(3) 1.11311(13) 0.0310(5) Uani 1 1 d . . . H17 H 0.8742 0.6245 1.0911 0.037 Uiso 1 1 calc R . . C18 C 0.79518(13) 0.3729(3) 0.97330(11) 0.0231(4) Uani 1 1 d . A . C19 C 0.85323(15) 0.2150(3) 0.97975(13) 0.0299(5) Uani 1 1 d . . . C21 C 0.88141(15) 0.4164(3) 0.88642(13) 0.0310(5) Uani 1 1 d . . . C22 C 0.81219(14) 0.4854(3) 0.92306(12) 0.0253(4) Uani 1 1 d . A . C23 C 0.7783(2) 0.7397(4) 0.84517(16) 0.0466(7) Uani 1 1 d . A . H23A H 0.8408 0.7628 0.8458 0.070 Uiso 1 1 calc R . . H23B H 0.7464 0.8503 0.8443 0.070 Uiso 1 1 calc R . . H23C H 0.7497 0.6718 0.8007 0.070 Uiso 1 1 calc R . . F1 F 0.91855(11) 0.2149(2) 1.04489(9) 0.0557(5) Uani 1 1 d . A . F2 F 0.80900(10) 0.06393(18) 0.97712(9) 0.0403(4) Uani 1 1 d . A . F5 F 0.85548(11) 0.4218(2) 0.81093(8) 0.0516(4) Uani 1 1 d . A . F6 F 0.95845(9) 0.5098(2) 0.90594(9) 0.0413(4) Uani 1 1 d . A . C20A C 0.8951(13) 0.239(2) 0.9112(14) 0.040(3) Uani 0.65(4) 1 d P A 1 F3A F 0.8455(5) 0.1259(8) 0.8546(3) 0.0485(18) Uani 0.65(4) 1 d P A 1 F4A F 0.9784(7) 0.1762(9) 0.9243(7) 0.052(2) Uani 0.65(4) 1 d P A 1 C20B C 0.902(3) 0.218(4) 0.923(3) 0.046(9) Uani 0.35(4) 1 d P A 2 F3B F 0.891(4) 0.105(2) 0.878(2) 0.107(12) Uani 0.35(4) 1 d P A 2 F4B F 0.9971(7) 0.225(3) 0.961(2) 0.083(8) Uani 0.35(4) 1 d P A 2 O1 O 0.77513(11) 0.6426(2) 0.91124(9) 0.0327(4) Uani 1 1 d . . . S1 S 0.59351(3) 0.37988(7) 1.07239(3) 0.02424(15) Uani 1 1 d . . . S2 S 0.54021(4) -0.04741(7) 0.85755(3) 0.02932(16) Uani 1 1 d . . . loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_23 _atom_site_aniso_U_13 _atom_site_aniso_U_12 C1 0.0224(10) 0.0205(10) 0.0311(11) -0.0066(8) 0.0109(8) -0.0013(8) C2 0.0269(11) 0.0334(12) 0.0237(10) -0.0101(9) 0.0080(8) -0.0011(9) C3 0.0298(11) 0.0391(13) 0.0236(11) -0.0022(9) 0.0084(9) 0.0020(9) C4 0.0280(11) 0.0265(11) 0.0297(11) 0.0017(9) 0.0105(9) 0.0012(9) C5 0.0228(10) 0.0211(10) 0.0244(10) -0.0023(8) 0.0080(8) -0.0019(8) C6 0.0185(9) 0.0219(10) 0.0254(10) -0.0041(8) 0.0087(8) -0.0010(8) C7 0.0181(9) 0.0214(10) 0.0261(10) -0.0019(8) 0.0089(8) -0.0023(8) C8 0.0244(10) 0.0230(11) 0.0299(11) -0.0011(8) 0.0087(9) -0.0006(8) C9 0.0349(12) 0.0255(11) 0.0407(13) 0.0072(10) 0.0090(10) 0.0000(9) C10 0.0206(9) 0.0210(10) 0.0204(9) 0.0022(7) 0.0079(7) 0.0015(8) C11 0.0192(9) 0.0214(10) 0.0206(9) 0.0020(7) 0.0048(7) 0.0005(7) C12 0.0210(9) 0.0215(10) 0.0197(9) 0.0017(7) 0.0034(7) 0.0025(8) C13 0.0224(10) 0.0211(10) 0.0208(10) 0.0030(7) 0.0042(8) 0.0014(8) C14 0.0327(12) 0.0290(12) 0.0270(11) -0.0012(8) 0.0102(9) 0.0031(9) C15 0.0425(14) 0.0334(13) 0.0316(12) -0.0121(10) 0.0038(10) -0.0001(10) C16 0.0291(12) 0.0386(14) 0.0423(13) -0.0139(11) 0.0017(10) -0.0094(10) C17 0.0224(10) 0.0336(13) 0.0354(12) -0.0055(9) 0.0048(9) -0.0023(9) C18 0.0179(9) 0.0252(11) 0.0258(10) -0.0036(8) 0.0049(8) -0.0031(8) C19 0.0254(11) 0.0312(12) 0.0337(12) -0.0007(9) 0.0091(9) 0.0018(9) C21 0.0303(12) 0.0384(13) 0.0287(11) -0.0048(10) 0.0155(9) -0.0090(10) C22 0.0224(10) 0.0275(11) 0.0259(10) -0.0053(8) 0.0059(8) -0.0065(8) C23 0.0585(18) 0.0405(15) 0.0467(15) 0.0138(12) 0.0242(13) -0.0011(13) F1 0.0408(9) 0.0621(11) 0.0535(10) -0.0007(8) -0.0066(7) 0.0192(8) F2 0.0412(8) 0.0251(7) 0.0623(10) 0.0035(6) 0.0274(7) 0.0024(6) F5 0.0571(10) 0.0702(11) 0.0318(8) -0.0120(7) 0.0192(7) -0.0052(8) F6 0.0283(7) 0.0463(9) 0.0542(9) -0.0031(7) 0.0196(6) -0.0113(6) C20A 0.035(4) 0.047(10) 0.049(4) 0.000(6) 0.032(3) 0.004(5) F3A 0.079(4) 0.032(2) 0.044(2) -0.0171(14) 0.033(2) -0.0170(18) F4A 0.039(3) 0.046(3) 0.085(4) 0.009(3) 0.040(3) 0.015(2) C20B 0.066(13) 0.003(5) 0.08(2) 0.011(8) 0.039(12) 0.006(5) F3B 0.20(3) 0.056(5) 0.103(14) -0.036(7) 0.12(2) -0.032(10) F4B 0.032(4) 0.078(8) 0.143(19) 0.038(11) 0.030(6) 0.011(4) O1 0.0340(9) 0.0308(9) 0.0363(9) 0.0061(7) 0.0147(7) -0.0007(7) S1 0.0226(3) 0.0263(3) 0.0265(3) -0.00268(19) 0.0111(2) -0.00413(19) S2 0.0332(3) 0.0188(3) 0.0362(3) -0.0064(2) 0.0094(2) -0.0041(2) _geom_special_details ; All esds (except the esd in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell esds are taken into account individually in the estimation of esds in distances, angles and torsion angles; correlations between esds in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell esds is used for estimating esds involving l.s. planes. ; loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance _geom_bond_site_symmetry_2 _geom_bond_publ_flag C1 C2 1.401(3) . ? C1 C6 1.408(3) . ? C1 S2 1.740(2) . ? C2 C3 1.375(3) . ? C3 C4 1.400(3) . ? C4 C5 1.381(3) . ? C5 C6 1.405(3) . ? C6 C7 1.450(3) . ? C7 C8 1.364(3) . ? C7 C10 1.477(3) . ? C8 C9 1.494(3) . ? C8 S2 1.750(2) . ? C10 C11 1.367(3) . ? C10 S1 1.740(2) . ? C11 C12 1.442(3) . ? C11 C18 1.476(3) . ? C12 C17 1.403(3) . ? C12 C13 1.409(3) . ? C13 C14 1.398(3) . ? C13 S1 1.736(2) . ? C14 C15 1.375(3) . ? C15 C16 1.400(4) . ? C16 C17 1.379(3) . ? C18 C22 1.348(3) . ? C18 C19 1.495(3) . ? C19 F2 1.342(3) . ? C19 F1 1.360(3) . ? C19 C20B 1.45(4) . ? C19 C20A 1.582(18) . ? C21 F5 1.356(3) . ? C21 F6 1.357(3) . ? C21 C20A 1.44(2) . ? C21 C22 1.506(3) . ? C21 C20B 1.67(3) . ? C22 O1 1.331(3) . ? C23 O1 1.449(3) . ? C20A F4A 1.335(18) . ? C20A F3A 1.42(2) . ? C20B F3B 1.18(5) . ? C20B F4B 1.46(5) . ? loop_ _geom_angle_atom_site_label_1 _geom_angle_atom_site_label_2 _geom_angle_atom_site_label_3 _geom_angle _geom_angle_site_symmetry_1 _geom_angle_site_symmetry_3 _geom_angle_publ_flag C2 C1 C6 121.6(2) . . ? C2 C1 S2 127.56(16) . . ? C6 C1 S2 110.79(16) . . ? C3 C2 C1 118.07(19) . . ? C2 C3 C4 121.2(2) . . ? C5 C4 C3 120.9(2) . . ? C4 C5 C6 119.22(19) . . ? C5 C6 C1 118.92(19) . . ? C5 C6 C7 128.99(18) . . ? C1 C6 C7 112.09(18) . . ? C8 C7 C6 113.16(18) . . ? C8 C7 C10 125.63(19) . . ? C6 C7 C10 121.20(18) . . ? C7 C8 C9 128.6(2) . . ? C7 C8 S2 111.66(16) . . ? C9 C8 S2 119.70(16) . . ? C11 C10 C7 127.47(18) . . ? C11 C10 S1 112.19(15) . . ? C7 C10 S1 119.90(15) . . ? C10 C11 C12 113.06(18) . . ? C10 C11 C18 122.78(18) . . ? C12 C11 C18 124.16(18) . . ? C17 C12 C13 118.80(19) . . ? C17 C12 C11 129.6(2) . . ? C13 C12 C11 111.58(18) . . ? C14 C13 C12 121.88(19) . . ? C14 C13 S1 126.72(17) . . ? C12 C13 S1 111.40(15) . . ? C15 C14 C13 118.0(2) . . ? C14 C15 C16 121.0(2) . . ? C17 C16 C15 121.2(2) . . ? C16 C17 C12 119.1(2) . . ? C22 C18 C11 126.6(2) . . ? C22 C18 C19 110.78(19) . . ? C11 C18 C19 122.51(18) . . ? F2 C19 F1 106.55(19) . . ? F2 C19 C20B 109.9(14) . . ? F1 C19 C20B 104.1(19) . . ? F2 C19 C18 114.17(18) . . ? F1 C19 C18 111.30(19) . . ? C20B C19 C18 110.2(14) . . ? F2 C19 C20A 112.4(7) . . ? F1 C19 C20A 110.6(9) . . ? C20B C19 C20A 9(2) . . ? C18 C19 C20A 101.9(7) . . ? F5 C21 F6 105.25(18) . . ? F5 C21 C20A 109.9(10) . . ? F6 C21 C20A 111.7(8) . . ? F5 C21 C22 113.8(2) . . ? F6 C21 C22 111.72(19) . . ? C20A C21 C22 104.6(6) . . ? F5 C21 C20B 114.8(16) . . ? F6 C21 C20B 108.3(15) . . ? C20A C21 C20B 5(3) . . ? C22 C21 C20B 102.9(13) . . ? O1 C22 C18 122.9(2) . . ? O1 C22 C21 124.8(2) . . ? C18 C22 C21 112.1(2) . . ? F4A C20A F3A 103.0(13) . . ? F4A C20A C21 117.0(12) . . ? F3A C20A C21 109.5(16) . . ? F4A C20A C19 113.0(16) . . ? F3A C20A C19 105.7(10) . . ? C21 C20A C19 108.0(11) . . ? F3B C20B C19 120(3) . . ? F3B C20B F4B 108(3) . . ? C19 C20B F4B 107(3) . . ? F3B C20B C21 114(3) . . ? C19 C20B C21 103(2) . . ? F4B C20B C21 103(2) . . ? C22 O1 C23 119.98(19) . . ? C13 S1 C10 91.77(10) . . ? C1 S2 C8 92.29(10) . . ? loop_ _geom_torsion_atom_site_label_1 _geom_torsion_atom_site_label_2 _geom_torsion_atom_site_label_3 _geom_torsion_atom_site_label_4 _geom_torsion _geom_torsion_site_symmetry_1 _geom_torsion_site_symmetry_2 _geom_torsion_site_symmetry_3 _geom_torsion_site_symmetry_4 _geom_torsion_publ_flag C6 C1 C2 C3 1.1(3) . . . . ? S2 C1 C2 C3 -179.34(17) . . . . ? C1 C2 C3 C4 -0.9(3) . . . . ? C2 C3 C4 C5 -0.4(3) . . . . ? C3 C4 C5 C6 1.5(3) . . . . ? C4 C5 C6 C1 -1.3(3) . . . . ? C4 C5 C6 C7 179.3(2) . . . . ? C2 C1 C6 C5 0.0(3) . . . . ? S2 C1 C6 C5 -179.64(15) . . . . ? C2 C1 C6 C7 179.53(19) . . . . ? S2 C1 C6 C7 -0.1(2) . . . . ? C5 C6 C7 C8 -179.8(2) . . . . ? C1 C6 C7 C8 0.7(3) . . . . ? C5 C6 C7 C10 -0.7(3) . . . . ? C1 C6 C7 C10 179.90(18) . . . . ? C6 C7 C8 C9 177.2(2) . . . . ? C10 C7 C8 C9 -2.0(4) . . . . ? C6 C7 C8 S2 -1.0(2) . . . . ? C10 C7 C8 S2 179.90(16) . . . . ? C8 C7 C10 C11 110.6(3) . . . . ? C6 C7 C10 C11 -68.5(3) . . . . ? C8 C7 C10 S1 -77.7(2) . . . . ? C6 C7 C10 S1 103.2(2) . . . . ? C7 C10 C11 C12 172.35(19) . . . . ? S1 C10 C11 C12 0.1(2) . . . . ? C7 C10 C11 C18 -6.9(3) . . . . ? S1 C10 C11 C18 -179.14(15) . . . . ? C10 C11 C12 C17 -178.4(2) . . . . ? C18 C11 C12 C17 0.8(3) . . . . ? C10 C11 C12 C13 -0.3(2) . . . . ? C18 C11 C12 C13 178.98(18) . . . . ? C17 C12 C13 C14 -0.7(3) . . . . ? C11 C12 C13 C14 -179.11(19) . . . . ? C17 C12 C13 S1 178.67(16) . . . . ? C11 C12 C13 S1 0.3(2) . . . . ? C12 C13 C14 C15 0.4(3) . . . . ? S1 C13 C14 C15 -178.94(17) . . . . ? C13 C14 C15 C16 0.2(4) . . . . ? C14 C15 C16 C17 -0.5(4) . . . . ? C15 C16 C17 C12 0.1(4) . . . . ? C13 C12 C17 C16 0.5(3) . . . . ? C11 C12 C17 C16 178.5(2) . . . . ? C10 C11 C18 C22 106.0(3) . . . . ? C12 C11 C18 C22 -73.1(3) . . . . ? C10 C11 C18 C19 -78.5(3) . . . . ? C12 C11 C18 C19 102.3(2) . . . . ? C22 C18 C19 F2 -132.3(2) . . . . ? C11 C18 C19 F2 51.6(3) . . . . ? C22 C18 C19 F1 107.0(2) . . . . ? C11 C18 C19 F1 -69.1(3) . . . . ? C22 C18 C19 C20B -8.0(19) . . . . ? C11 C18 C19 C20B 175.9(19) . . . . ? C22 C18 C19 C20A -10.9(9) . . . . ? C11 C18 C19 C20A 173.0(8) . . . . ? C11 C18 C22 O1 1.7(3) . . . . ? C19 C18 C22 O1 -174.19(19) . . . . ? C11 C18 C22 C21 178.14(19) . . . . ? C19 C18 C22 C21 2.2(2) . . . . ? F5 C21 C22 O1 -55.3(3) . . . . ? F6 C21 C22 O1 63.7(3) . . . . ? C20A C21 C22 O1 -175.2(10) . . . . ? C20B C21 C22 O1 179.8(17) . . . . ? F5 C21 C22 C18 128.4(2) . . . . ? F6 C21 C22 C18 -112.6(2) . . . . ? C20A C21 C22 C18 8.5(10) . . . . ? C20B C21 C22 C18 3.5(17) . . . . ? F5 C21 C20A F4A 93.8(17) . . . . ? F6 C21 C20A F4A -22.6(19) . . . . ? C22 C21 C20A F4A -143.6(14) . . . . ? C20B C21 C20A F4A -72(20) . . . . ? F5 C21 C20A F3A -22.8(11) . . . . ? F6 C21 C20A F3A -139.2(7) . . . . ? C22 C21 C20A F3A 99.7(9) . . . . ? C20B C21 C20A F3A 171(21) . . . . ? F5 C21 C20A C19 -137.4(10) . . . . ? F6 C21 C20A C19 106.1(10) . . . . ? C22 C21 C20A C19 -14.9(14) . . . . ? C20B C21 C20A C19 57(20) . . . . ? F2 C19 C20A F4A -90.4(15) . . . . ? F1 C19 C20A F4A 28.6(17) . . . . ? C20B C19 C20A F4A -15(14) . . . . ? C18 C19 C20A F4A 147.0(13) . . . . ? F2 C19 C20A F3A 21.5(13) . . . . ? F1 C19 C20A F3A 140.5(9) . . . . ? C20B C19 C20A F3A 97(15) . . . . ? C18 C19 C20A F3A -101.1(9) . . . . ? F2 C19 C20A C21 138.7(10) . . . . ? F1 C19 C20A C21 -102.4(12) . . . . ? C20B C19 C20A C21 -146(16) . . . . ? C18 C19 C20A C21 16.0(14) . . . . ? F2 C19 C20B F3B 8(5) . . . . ? F1 C19 C20B F3B 122(4) . . . . ? C18 C19 C20B F3B -119(4) . . . . ? C20A C19 C20B F3B -100(17) . . . . ? F2 C19 C20B F4B -116(2) . . . . ? F1 C19 C20B F4B -2(2) . . . . ? C18 C19 C20B F4B 118(2) . . . . ? C20A C19 C20B F4B 137(16) . . . . ? F2 C19 C20B C21 136.1(15) . . . . ? F1 C19 C20B C21 -110(2) . . . . ? C18 C19 C20B C21 9(3) . . . . ? C20A C19 C20B C21 28(13) . . . . ? F5 C21 C20B F3B 0(4) . . . . ? F6 C21 C20B F3B -118(4) . . . . ? C20A C21 C20B F3B 15(18) . . . . ? C22 C21 C20B F3B 124(4) . . . . ? F5 C21 C20B C19 -132.0(19) . . . . ? F6 C21 C20B C19 111(2) . . . . ? C20A C21 C20B C19 -117(21) . . . . ? C22 C21 C20B C19 -8(3) . . . . ? F5 C21 C20B F4B 117(2) . . . . ? F6 C21 C20B F4B -1(3) . . . . ? C20A C21 C20B F4B 131(22) . . . . ? C22 C21 C20B F4B -119(2) . . . . ? C18 C22 O1 C23 -164.9(2) . . . . ? C21 C22 O1 C23 19.2(3) . . . . ? C14 C13 S1 C10 179.17(19) . . . . ? C12 C13 S1 C10 -0.19(16) . . . . ? C11 C10 S1 C13 0.04(16) . . . . ? C7 C10 S1 C13 -172.85(16) . . . . ? C2 C1 S2 C8 -180.0(2) . . . . ? C6 C1 S2 C8 -0.34(16) . . . . ? C7 C8 S2 C1 0.75(17) . . . . ? C9 C8 S2 C1 -177.58(18) . . . . ? _diffrn_measured_fraction_theta_max 0.937 _diffrn_reflns_theta_full 27.24 _diffrn_measured_fraction_theta_full 0.937 _refine_diff_density_max 0.724 _refine_diff_density_min -0.502 _refine_diff_density_rms 0.084 data_yaome1 _database_code_depnum_ccdc_archive 'CCDC 229920' _audit_creation_method SHELXL-97 _chemical_name_systematic ; ? ; _chemical_name_common 3b _chemical_melting_point ? _chemical_formula_moiety ? _chemical_formula_sum 'C23 H14 F6 O S2' _chemical_formula_weight 484.46 loop_ _atom_type_symbol _atom_type_description _atom_type_scat_dispersion_real _atom_type_scat_dispersion_imag _atom_type_scat_source C C 0.0033 0.0016 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' H H 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' O O 0.0106 0.0060 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' F F 0.0171 0.0103 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' S S 0.1246 0.1234 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' _symmetry_cell_setting Tetragonal _symmetry_space_group_name_H-M I41/a loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-x+1/2, -y, z+1/2' '-y+3/4, x+1/4, z+1/4' 'y+3/4, -x+3/4, z+3/4' 'x+1/2, y+1/2, z+1/2' '-x+1, -y+1/2, z+1' '-y+5/4, x+3/4, z+3/4' 'y+5/4, -x+5/4, z+5/4' '-x, -y, -z' 'x-1/2, y, -z-1/2' 'y-3/4, -x-1/4, -z-1/4' '-y-3/4, x-3/4, -z-3/4' '-x+1/2, -y+1/2, -z+1/2' 'x, y+1/2, -z' 'y-1/4, -x+1/4, -z+1/4' '-y-1/4, x-1/4, -z-1/4' _cell_length_a 25.580(6) _cell_length_b 25.580(6) _cell_length_c 12.455(4) _cell_angle_alpha 90.00 _cell_angle_beta 90.00 _cell_angle_gamma 90.00 _cell_volume 8150(4) _cell_formula_units_Z 16 _cell_measurement_temperature 546(2) _cell_measurement_reflns_used ? _cell_measurement_theta_min ? _cell_measurement_theta_max ? _exptl_crystal_description block _exptl_crystal_colour red _exptl_crystal_size_max 0.2 _exptl_crystal_size_mid 0.15 _exptl_crystal_size_min 0.15 _exptl_crystal_density_meas ? _exptl_crystal_density_diffrn 1.579 _exptl_crystal_density_method 'not measured' _exptl_crystal_F_000 3936 _exptl_absorpt_coefficient_mu 0.330 _exptl_absorpt_correction_type none _exptl_absorpt_correction_T_min ? _exptl_absorpt_correction_T_max ? _exptl_absorpt_process_details ? _exptl_special_details ; ? ; _diffrn_ambient_temperature 293(2) _diffrn_radiation_wavelength 0.71073 _diffrn_radiation_type MoK\a _diffrn_radiation_source 'fine-focus sealed tube' _diffrn_radiation_monochromator graphite _diffrn_measurement_device_type 'CCD area detector' _diffrn_measurement_method 'phi and omega scans' _diffrn_detector_area_resol_mean ? _diffrn_standards_number ? _diffrn_standards_interval_count ? _diffrn_standards_interval_time ? _diffrn_standards_decay_% ? _diffrn_reflns_number 17851 _diffrn_reflns_av_R_equivalents 0.1594 _diffrn_reflns_av_sigmaI/netI 0.0834 _diffrn_reflns_limit_h_min -28 _diffrn_reflns_limit_h_max 28 _diffrn_reflns_limit_k_min -28 _diffrn_reflns_limit_k_max 25 _diffrn_reflns_limit_l_min -12 _diffrn_reflns_limit_l_max 13 _diffrn_reflns_theta_min 1.59 _diffrn_reflns_theta_max 23.36 _reflns_number_total 2959 _reflns_number_gt 1567 _reflns_threshold_expression >2sigma(I) _computing_data_collection 'Bruker SMART' _computing_cell_refinement 'Bruker SMART' _computing_data_reduction 'Bruker SHELXTL' _computing_structure_solution 'SHELXS-97 (Sheldrick, 1990)' _computing_structure_refinement 'SHELXL-97 (Sheldrick, 1997)' _computing_molecular_graphics 'Bruker SHELXTL' _computing_publication_material 'Bruker SHELXTL' _refine_special_details ; Refinement of F^2^ against ALL reflections. The weighted R-factor wR and goodness of fit S are based on F^2^, conventional R-factors R are based on F, with F set to zero for negative F^2^. The threshold expression of F^2^ > 2sigma(F^2^) is used only for calculating R-factors(gt) etc. and is not relevant to the choice of reflections for refinement. R-factors based on F^2^ are statistically about twice as large as those based on F, and R- factors based on ALL data will be even larger. ; _refine_ls_structure_factor_coef Fsqd _refine_ls_matrix_type full _refine_ls_weighting_scheme calc _refine_ls_weighting_details 'calc w=1/[\s^2^(Fo^2^)+(0.0521P)^2^+14.2515P] where P=(Fo^2^+2Fc^2^)/3' _atom_sites_solution_primary direct _atom_sites_solution_secondary difmap _atom_sites_solution_hydrogens geom _refine_ls_hydrogen_treatment mixed _refine_ls_extinction_method none _refine_ls_extinction_coef ? _refine_ls_number_reflns 2959 _refine_ls_number_parameters 291 _refine_ls_number_restraints 0 _refine_ls_R_factor_all 0.1221 _refine_ls_R_factor_gt 0.0499 _refine_ls_wR_factor_ref 0.1657 _refine_ls_wR_factor_gt 0.1206 _refine_ls_goodness_of_fit_ref 1.047 _refine_ls_restrained_S_all 1.047 _refine_ls_shift/su_max 0.000 _refine_ls_shift/su_mean 0.000 loop_ _atom_site_label _atom_site_type_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv _atom_site_adp_type _atom_site_occupancy _atom_site_symmetry_multiplicity _atom_site_calc_flag _atom_site_refinement_flags _atom_site_disorder_assembly _atom_site_disorder_group S1 S 0.48255(6) 0.81536(6) 0.76857(13) 0.0833(5) Uani 1 1 d . . . S2 S 0.47179(6) 0.95262(6) 1.10331(11) 0.0805(5) Uani 1 1 d . . . O1 O 0.39035(13) 0.79814(13) 0.9113(3) 0.0719(9) Uani 1 1 d . . . F1 F 0.35363(13) 0.79280(15) 0.7192(3) 0.1119(12) Uani 1 1 d . . . C22 C 0.38863(18) 0.8482(2) 0.8593(4) 0.0631(13) Uani 1 1 d . . . F6 F 0.27812(14) 0.92462(16) 0.8884(3) 0.1187(14) Uani 1 1 d . . . C10 C 0.4454(2) 0.91799(19) 0.9931(4) 0.0618(13) Uani 1 1 d . . . C21 C 0.3466(2) 0.8368(3) 0.7753(5) 0.0855(18) Uani 1 1 d . . . F2 F 0.34313(13) 0.87614(17) 0.7033(3) 0.1166(13) Uani 1 1 d . . . C11 C 0.38845(19) 0.92130(19) 0.9930(4) 0.0624(13) Uani 1 1 d . . . F5 F 0.28057(12) 0.86793(15) 1.0163(3) 0.1119(13) Uani 1 1 d . . . C7 C 0.47227(19) 0.89025(19) 0.9209(4) 0.0618(13) Uani 1 1 d . . . C12 C 0.3698(2) 0.95895(19) 1.0746(4) 0.0657(14) Uani 1 1 d . . . F4 F 0.25418(13) 0.84792(17) 0.7724(3) 0.1358(16) Uani 1 1 d . . . C8 C 0.44274(18) 0.86834(18) 0.8228(4) 0.0628(13) Uani 1 1 d . . . C6 C 0.5273(2) 0.8779(2) 0.9138(4) 0.0703(14) Uani 1 1 d . . . F3 F 0.28507(13) 0.79137(17) 0.8838(3) 0.1147(13) Uani 1 1 d . . . C19 C 0.3034(2) 0.8807(2) 0.9211(5) 0.0814(16) Uani 1 1 d . . . C13 C 0.4106(2) 0.9769(2) 1.1382(4) 0.0720(15) Uani 1 1 d . . . C18 C 0.36138(18) 0.88822(19) 0.9297(4) 0.0609(13) Uani 1 1 d . . . C4 C 0.6186(3) 0.8812(3) 0.9547(6) 0.105(2) Uani 1 1 d . . . H4 H 0.6462 0.8950 0.9943 0.126 Uiso 1 1 calc R . . C16 C 0.3105(3) 1.0123(2) 1.1767(5) 0.0945(19) Uani 1 1 d . . . H16 H 0.2769 1.0244 1.1899 0.113 Uiso 1 1 calc R . . C17 C 0.3194(2) 0.9779(2) 1.0933(4) 0.0808(16) Uani 1 1 d . . . H17 H 0.2919 0.9673 1.0497 0.097 Uiso 1 1 calc R . . C5 C 0.5690(2) 0.8985(2) 0.9725(5) 0.0823(17) Uani 1 1 d . . . H5 H 0.5629 0.9241 1.0239 0.099 Uiso 1 1 calc R . . C2 C 0.5884(3) 0.8216(2) 0.8167(6) 0.0953(19) Uani 1 1 d . . . H2 H 0.5952 0.7961 0.7654 0.114 Uiso 1 1 calc R . . C9 C 0.4413(2) 0.9132(2) 0.7401(4) 0.0836(16) Uani 1 1 d . . . H9A H 0.4279 0.9004 0.6731 0.125 Uiso 1 1 calc R . . H9B H 0.4760 0.9266 0.7295 0.125 Uiso 1 1 calc R . . H9C H 0.4191 0.9407 0.7661 0.125 Uiso 1 1 calc R . . C14 C 0.4009(3) 1.0114(2) 1.2245(4) 0.0886(19) Uani 1 1 d . . . H14 H 0.4278 1.0221 1.2697 0.106 Uiso 1 1 calc R . . C23 C 0.4178(2) 0.7921(2) 1.0105(4) 0.0799(16) Uani 1 1 d . . . H23A H 0.4547 0.7940 0.9976 0.120 Uiso 1 1 calc R . . H23B H 0.4094 0.7588 1.0415 0.120 Uiso 1 1 calc R . . H23C H 0.4077 0.8195 1.0590 0.120 Uiso 1 1 calc R . . C3 C 0.6283(3) 0.8432(3) 0.8780(7) 0.106(2) Uani 1 1 d . . . H3 H 0.6624 0.8318 0.8672 0.128 Uiso 1 1 calc R . . C15 C 0.3509(3) 1.0285(2) 1.2397(5) 0.099(2) Uani 1 1 d . . . H15 H 0.3442 1.0520 1.2949 0.118 Uiso 1 1 calc R . . C1 C 0.5378(2) 0.8396(2) 0.8349(5) 0.0781(16) Uani 1 1 d . . . C20 C 0.2946(2) 0.8376(3) 0.8370(5) 0.097(2) Uani 1 1 d . . . loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_23 _atom_site_aniso_U_13 _atom_site_aniso_U_12 S1 0.0769(10) 0.0877(10) 0.0854(11) -0.0033(8) 0.0080(8) 0.0132(8) S2 0.0913(11) 0.0920(11) 0.0582(9) 0.0051(8) -0.0171(8) -0.0269(8) O1 0.078(2) 0.074(2) 0.063(2) -0.0055(19) -0.0042(19) -0.0075(18) F1 0.103(2) 0.150(3) 0.083(2) -0.063(2) -0.0217(19) 0.017(2) C22 0.061(3) 0.078(4) 0.049(3) -0.009(3) -0.010(3) 0.005(3) F6 0.095(2) 0.143(3) 0.119(3) -0.048(2) -0.041(2) 0.046(2) C10 0.067(3) 0.068(3) 0.051(3) 0.009(3) -0.009(3) -0.009(3) C21 0.087(4) 0.112(5) 0.058(4) -0.028(4) -0.021(3) 0.018(4) F2 0.108(3) 0.177(4) 0.065(2) 0.003(2) -0.0353(19) 0.024(2) C11 0.074(4) 0.065(3) 0.049(3) 0.005(3) -0.013(3) -0.002(3) F5 0.079(2) 0.161(3) 0.096(3) -0.047(2) 0.017(2) -0.031(2) C7 0.063(3) 0.066(3) 0.057(3) 0.017(3) -0.009(3) -0.005(3) C12 0.083(4) 0.068(3) 0.046(3) 0.004(3) -0.004(3) -0.008(3) F4 0.082(2) 0.202(4) 0.124(3) -0.070(3) -0.049(2) 0.027(2) C8 0.065(3) 0.073(3) 0.051(3) 0.007(3) -0.004(3) 0.007(3) C6 0.061(4) 0.084(4) 0.066(4) 0.026(3) -0.003(3) -0.003(3) F3 0.084(2) 0.134(3) 0.127(3) -0.042(3) 0.003(2) -0.024(2) C19 0.066(4) 0.105(5) 0.073(4) -0.025(4) -0.010(3) 0.015(3) C13 0.093(4) 0.072(3) 0.051(3) 0.008(3) -0.001(3) -0.018(3) C18 0.059(3) 0.072(3) 0.052(3) -0.002(3) -0.010(2) 0.003(3) C4 0.064(5) 0.142(7) 0.111(6) 0.049(5) -0.012(4) -0.007(4) C16 0.116(5) 0.101(5) 0.067(4) -0.019(4) 0.008(4) -0.001(4) C17 0.097(5) 0.087(4) 0.058(4) -0.012(3) -0.004(3) 0.005(3) C5 0.075(4) 0.102(4) 0.070(4) 0.033(3) -0.010(3) -0.012(3) C2 0.078(4) 0.098(5) 0.109(5) 0.035(4) 0.015(4) 0.008(4) C9 0.108(4) 0.092(4) 0.050(3) 0.018(3) 0.001(3) 0.011(3) C14 0.136(6) 0.081(4) 0.049(4) -0.006(3) -0.008(4) -0.031(4) C23 0.098(4) 0.082(4) 0.060(4) 0.011(3) -0.009(3) -0.012(3) C3 0.061(4) 0.123(6) 0.134(7) 0.059(5) 0.014(5) 0.013(4) C15 0.147(7) 0.093(5) 0.056(4) -0.010(3) 0.014(5) -0.007(5) C1 0.057(4) 0.093(4) 0.084(4) 0.035(4) 0.003(3) 0.006(3) C20 0.069(4) 0.135(6) 0.085(5) -0.034(5) -0.020(4) -0.002(4) _geom_special_details ; All esds (except the esd in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell esds are taken into account individually in the estimation of esds in distances, angles and torsion angles; correlations between esds in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell esds is used for estimating esds involving l.s. planes. ; loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance _geom_bond_site_symmetry_2 _geom_bond_publ_flag S1 C1 1.752(6) . ? S1 C8 1.825(5) . ? S2 C13 1.738(6) . ? S2 C10 1.768(5) . ? O1 C23 1.430(6) . ? O1 C22 1.435(6) . ? F1 C21 1.336(6) . ? C22 C18 1.518(6) . ? C22 C21 1.527(7) . ? C22 C8 1.546(7) . ? F6 C19 1.359(6) . ? C10 C7 1.337(7) . ? C10 C11 1.458(7) . ? C21 F2 1.351(7) . ? C21 C20 1.537(8) . ? C11 C18 1.349(6) . ? C11 C12 1.479(7) . ? F5 C19 1.361(7) . ? C7 C6 1.445(7) . ? C7 C8 1.542(7) . ? C12 C13 1.389(7) . ? C12 C17 1.397(7) . ? F4 C20 1.336(7) . ? C8 C9 1.543(6) . ? C6 C5 1.397(7) . ? C6 C1 1.413(8) . ? F3 C20 1.341(8) . ? C19 C18 1.500(7) . ? C19 C20 1.537(8) . ? C13 C14 1.412(7) . ? C4 C5 1.361(8) . ? C4 C3 1.387(9) . ? C16 C15 1.362(8) . ? C16 C17 1.380(7) . ? C2 C3 1.387(9) . ? C2 C1 1.392(7) . ? C14 C15 1.365(8) . ? loop_ _geom_angle_atom_site_label_1 _geom_angle_atom_site_label_2 _geom_angle_atom_site_label_3 _geom_angle _geom_angle_site_symmetry_1 _geom_angle_site_symmetry_3 _geom_angle_publ_flag C13 S2 C10 91.7(3) . . ? C1 S1 C8 90.7(3) . . ? C23 O1 C22 120.1(4) . . ? O1 C22 C18 110.8(4) . . ? O1 C22 C21 99.2(4) . . ? C18 C22 C21 101.6(4) . . ? O1 C22 C8 113.8(4) . . ? C18 C22 C8 110.8(4) . . ? C21 C22 C8 119.5(4) . . ? C7 C10 C11 123.0(4) . . ? C7 C10 S2 126.3(4) . . ? C11 C10 S2 110.7(4) . . ? F1 C21 F2 106.8(5) . . ? F1 C21 C22 115.1(5) . . ? F2 C21 C22 111.0(5) . . ? F1 C21 C20 112.9(5) . . ? F2 C21 C20 105.3(5) . . ? C22 C21 C20 105.3(5) . . ? C18 C11 C10 118.5(5) . . ? C18 C11 C12 130.2(5) . . ? C10 C11 C12 111.1(4) . . ? C10 C7 C6 131.2(5) . . ? C10 C7 C8 118.3(4) . . ? C6 C7 C8 110.4(5) . . ? C13 C12 C17 119.0(5) . . ? C13 C12 C11 111.4(5) . . ? C17 C12 C11 129.7(5) . . ? C7 C8 C9 105.7(4) . . ? C7 C8 C22 109.1(4) . . ? C9 C8 C22 115.0(4) . . ? C7 C8 S1 106.8(3) . . ? C9 C8 S1 108.6(3) . . ? C22 C8 S1 111.1(3) . . ? C5 C6 C1 118.6(5) . . ? C5 C6 C7 129.1(6) . . ? C1 C6 C7 112.4(5) . . ? F6 C19 F5 104.8(5) . . ? F6 C19 C18 112.6(5) . . ? F5 C19 C18 113.1(5) . . ? F6 C19 C20 108.6(5) . . ? F5 C19 C20 111.1(5) . . ? C18 C19 C20 106.6(5) . . ? C12 C13 C14 120.5(6) . . ? C12 C13 S2 114.6(4) . . ? C14 C13 S2 124.9(5) . . ? C11 C18 C19 129.1(5) . . ? C11 C18 C22 121.7(4) . . ? C19 C18 C22 109.0(4) . . ? C5 C4 C3 120.4(7) . . ? C15 C16 C17 120.2(6) . . ? C16 C17 C12 119.9(6) . . ? C4 C5 C6 120.4(6) . . ? C3 C2 C1 117.5(7) . . ? C15 C14 C13 118.1(6) . . ? C4 C3 C2 121.8(6) . . ? C16 C15 C14 122.2(6) . . ? C2 C1 C6 121.4(6) . . ? C2 C1 S1 123.8(6) . . ? C6 C1 S1 114.8(4) . . ? F4 C20 F3 107.2(6) . . ? F4 C20 C19 112.4(6) . . ? F3 C20 C19 111.2(6) . . ? F4 C20 C21 111.9(6) . . ? F3 C20 C21 111.3(6) . . ? C19 C20 C21 103.0(5) . . ? _diffrn_measured_fraction_theta_max 0.998 _diffrn_reflns_theta_full 23.36 _diffrn_measured_fraction_theta_full 0.998 _refine_diff_density_max 0.275 _refine_diff_density_min -0.205 _refine_diff_density_rms 0.055