# Supplementary Material (ESI) for Dalton Transactions # This journal is © The Royal Society of Chemistry 2000 # CCDC Number: 186/2221 data_ticlen2 _audit_creation_method SHELXL-97 _chemical_name_systematic ; ? ; _chemical_name_common ? _chemical_melting_point ? _chemical_formula_moiety ? _chemical_formula_sum 'C11 H13 Cl2 N Ti' _chemical_formula_weight 278.02 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' 'N' 'N' 0.0061 0.0033 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' 'Cl' 'Cl' 0.1484 0.1585 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' 'Ti' 'Ti' 0.2776 0.4457 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' _symmetry_cell_setting Orthorhombic _symmetry_space_group_name_H-M P212121 loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-x+1/2, -y, z+1/2' 'x+1/2, -y+1/2, -z' '-x, y+1/2, -z+1/2' _cell_length_a 7.514(6) _cell_length_b 11.991(4) _cell_length_c 13.584(2) _cell_angle_alpha 90.00 _cell_angle_beta 90.00 _cell_angle_gamma 90.00 _cell_volume 1223.9(11) _cell_formula_units_Z 4 _cell_measurement_temperature 293(2) _cell_measurement_reflns_used ? _cell_measurement_theta_min ? _cell_measurement_theta_max ? _exptl_crystal_description block _exptl_crystal_colour ? _exptl_crystal_size_max 0.32 _exptl_crystal_size_mid 0.27 _exptl_crystal_size_min 0.18 _exptl_crystal_density_meas ? _exptl_crystal_density_diffrn 1.509 _exptl_crystal_density_method 'not measured' _exptl_crystal_F_000 568 _exptl_absorpt_coefficient_mu 1.101 _exptl_absorpt_correction_type ? _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 0.71069 _diffrn_radiation_type MoK\a _diffrn_radiation_source 'fine-focus sealed tube' _diffrn_radiation_monochromator graphite _diffrn_measurement_device_type ? _diffrn_measurement_method ? _diffrn_detector_area_resol_mean ? _diffrn_standards_number ? _diffrn_standards_interval_count ? _diffrn_standards_interval_time ? _diffrn_standards_decay_% ? _diffrn_reflns_number 1009 _diffrn_reflns_av_R_equivalents 0.0000 _diffrn_reflns_av_sigmaI/netI 0.0921 _diffrn_reflns_limit_h_min 0 _diffrn_reflns_limit_h_max 8 _diffrn_reflns_limit_k_min 0 _diffrn_reflns_limit_k_max 13 _diffrn_reflns_limit_l_min 0 _diffrn_reflns_limit_l_max 14 _diffrn_reflns_theta_min 2.27 _diffrn_reflns_theta_max 23.01 _reflns_number_total 1009 _reflns_number_gt 688 _reflns_threshold_expression >2sigma(I) _computing_data_collection ? _computing_cell_refinement ? _computing_data_reduction ? _computing_structure_solution 'SHELXS-97 (Sheldrick, 1990)' _computing_structure_refinement 'SHELXL-97 (Sheldrick, 1997)' _computing_molecular_graphics ? _computing_publication_material ? _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^)+(0.0665P)^2^+0.0000P] 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 SHELXL _refine_ls_extinction_coef 0.0000(18) _refine_ls_extinction_expression 'Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^' _refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881' _refine_ls_abs_structure_Flack -0.15(14) _refine_ls_number_reflns 1009 _refine_ls_number_parameters 137 _refine_ls_number_restraints 0 _refine_ls_R_factor_all 0.1032 _refine_ls_R_factor_gt 0.0497 _refine_ls_wR_factor_ref 0.1233 _refine_ls_wR_factor_gt 0.1075 _refine_ls_goodness_of_fit_ref 1.006 _refine_ls_restrained_S_all 1.006 _refine_ls_shift/su_max 1.058 _refine_ls_shift/su_mean 0.008 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_symetry_multiplicity _atom_site_calc_flag _atom_site_refinement_flags _atom_site_disorder_assembly _atom_site_disorder_group Ti1 Ti 0.4655(2) 1.00190(17) 0.11643(12) 0.0356(5) Uani 1 1 d . . . Cl1 Cl 0.3139(4) 1.0537(2) -0.02186(18) 0.0538(9) Uani 1 1 d . . . Cl2 Cl 0.2861(4) 0.8667(3) 0.1784(2) 0.0605(9) Uani 1 1 d . . . N1 N 0.6629(11) 0.9277(7) 0.0666(6) 0.047(2) Uani 1 1 d . . . C1 C 0.4783(15) 1.1980(8) 0.1575(7) 0.039(3) Uani 1 1 d . . . C2 C 0.6539(14) 1.1490(9) 0.1611(8) 0.047(3) Uani 1 1 d . . . H2 H 0.7486 1.1659 0.1195 0.057 Uiso 1 1 calc R . . C3 C 0.6561(16) 1.0722(10) 0.2377(7) 0.048(3) Uani 1 1 d . . . H3 H 0.7554 1.0327 0.2591 0.058 Uiso 1 1 calc R . . C4 C 0.4844(16) 1.0639(9) 0.2777(7) 0.049(3) Uani 1 1 d . . . H4 H 0.4489 1.0143 0.3265 0.059 Uiso 1 1 calc R . . C5 C 0.3741(17) 1.1439(9) 0.2309(8) 0.047(3) Uani 1 1 d . . . C6 C 0.1948(17) 1.1765(10) 0.2423(8) 0.056(3) Uani 1 1 d . . . H6 H 0.1200 1.1414 0.2872 0.068 Uiso 1 1 calc R . . C7 C 0.1378(18) 1.2597(11) 0.1858(9) 0.069(4) Uani 1 1 d . . . H7 H 0.0208 1.2831 0.1944 0.082 Uiso 1 1 calc R . . C8 C 0.2359(17) 1.3135(9) 0.1164(9) 0.059(3) Uani 1 1 d . . . H8 H 0.1844 1.3702 0.0794 0.070 Uiso 1 1 calc R . . C9 C 0.4076(17) 1.2852(9) 0.1008(8) 0.052(3) Uani 1 1 d . . . H9 H 0.4764 1.3222 0.0542 0.062 Uiso 1 1 calc R . . C10 C 0.6057(16) 0.8341(9) 0.0052(8) 0.063(4) Uani 1 1 d . . . H10A H 0.4780 0.8318 0.0030 0.082 Uiso 1 1 calc R . . H10B H 0.6499 0.7657 0.0325 0.082 Uiso 1 1 calc R . . H10C H 0.6515 0.8434 -0.0603 0.082 Uiso 1 1 calc R . . C11 C 0.8574(14) 0.9322(10) 0.0707(8) 0.058(3) Uani 1 1 d . . . H11A H 0.8935 0.9943 0.1106 0.075 Uiso 1 1 calc R . . H11B H 0.9041 0.9409 0.0054 0.075 Uiso 1 1 calc R . . H11C H 0.9021 0.8644 0.0990 0.075 Uiso 1 1 calc R . . 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 Ti1 0.0213(9) 0.0414(9) 0.0440(9) -0.0018(11) -0.0016(10) -0.0020(12) Cl1 0.045(2) 0.0634(18) 0.0532(15) 0.0029(15) -0.0175(16) -0.0009(16) Cl2 0.045(2) 0.0607(17) 0.0754(18) 0.0150(18) -0.0030(18) -0.0193(18) N1 0.023(6) 0.056(6) 0.063(5) -0.007(5) -0.008(5) 0.005(5) C1 0.031(7) 0.042(6) 0.044(6) -0.002(5) 0.002(6) -0.009(6) C2 0.024(7) 0.053(7) 0.064(7) -0.010(6) -0.006(6) -0.010(6) C3 0.035(8) 0.059(7) 0.050(7) -0.005(6) -0.019(6) -0.004(7) C4 0.049(8) 0.057(7) 0.042(6) -0.004(6) -0.003(6) -0.004(7) C5 0.043(8) 0.054(7) 0.044(6) -0.012(6) 0.005(7) 0.007(7) C6 0.045(9) 0.073(9) 0.052(7) -0.003(6) 0.016(7) -0.002(8) C7 0.040(9) 0.083(10) 0.083(10) -0.035(9) 0.009(9) 0.001(8) C8 0.041(8) 0.055(7) 0.080(9) -0.005(7) -0.018(8) 0.012(7) C9 0.051(9) 0.040(6) 0.065(8) 0.001(6) -0.009(7) -0.008(6) C10 0.032(7) 0.073(9) 0.084(8) -0.023(7) -0.007(7) 0.008(7) C11 0.024(7) 0.071(8) 0.077(8) 0.002(8) 0.003(6) 0.009(7) _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 Ti1 N1 1.858(9) . ? Ti1 Cl2 2.270(4) . ? Ti1 Cl1 2.283(3) . ? Ti1 C4 2.317(9) . ? Ti1 C3 2.341(10) . ? Ti1 C2 2.342(10) . ? Ti1 C5 2.406(11) . ? Ti1 C1 2.419(10) . ? N1 C10 1.462(11) . ? N1 C11 1.463(13) . ? C1 C9 1.402(14) . ? C1 C5 1.425(14) . ? C1 C2 1.446(15) . ? C2 C3 1.391(13) . ? C2 H2 0.9300 . ? C3 C4 1.403(15) . ? C3 H3 0.9300 . ? C4 C5 1.418(15) . ? C4 H4 0.9300 . ? C5 C6 1.411(16) . ? C6 C7 1.329(15) . ? C6 H6 0.9300 . ? C7 C8 1.359(15) . ? C7 H7 0.9300 . ? C8 C9 1.351(15) . ? C8 H8 0.9300 . ? C9 H9 0.9300 . ? C10 H10A 0.9600 . ? C10 H10B 0.9600 . ? C10 H10C 0.9600 . ? C11 H11A 0.9600 . ? C11 H11B 0.9600 . ? C11 H11C 0.9600 . ? 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 N1 Ti1 Cl2 105.5(3) . . ? N1 Ti1 Cl1 103.2(3) . . ? Cl2 Ti1 Cl1 101.74(13) . . ? N1 Ti1 C4 116.7(4) . . ? Cl2 Ti1 C4 85.1(3) . . ? Cl1 Ti1 C4 136.2(3) . . ? N1 Ti1 C3 86.6(4) . . ? Cl2 Ti1 C3 111.1(3) . . ? Cl1 Ti1 C3 141.9(3) . . ? C4 Ti1 C3 35.1(4) . . ? N1 Ti1 C2 88.4(4) . . ? Cl2 Ti1 C2 143.2(3) . . ? Cl1 Ti1 C2 108.0(3) . . ? C4 Ti1 C2 58.4(4) . . ? C3 Ti1 C2 34.6(3) . . ? N1 Ti1 C5 143.4(4) . . ? Cl2 Ti1 C5 95.5(3) . . ? Cl1 Ti1 C5 101.4(3) . . ? C4 Ti1 C5 34.9(4) . . ? C3 Ti1 C5 57.6(4) . . ? C2 Ti1 C5 58.1(4) . . ? N1 Ti1 C1 121.2(4) . . ? Cl2 Ti1 C1 129.2(3) . . ? Cl1 Ti1 C1 86.8(3) . . ? C4 Ti1 C1 57.9(4) . . ? C3 Ti1 C1 57.5(4) . . ? C2 Ti1 C1 35.3(4) . . ? C5 Ti1 C1 34.3(3) . . ? C10 N1 C11 110.1(9) . . ? C10 N1 Ti1 109.9(7) . . ? C11 N1 Ti1 139.9(8) . . ? C9 C1 C5 121.1(11) . . ? C9 C1 C2 131.8(10) . . ? C5 C1 C2 107.0(10) . . ? C9 C1 Ti1 125.7(7) . . ? C5 C1 Ti1 72.3(6) . . ? C2 C1 Ti1 69.5(6) . . ? C3 C2 C1 107.8(10) . . ? C3 C2 Ti1 72.6(6) . . ? C1 C2 Ti1 75.2(6) . . ? C3 C2 H2 126.1 . . ? C1 C2 H2 126.1 . . ? Ti1 C2 H2 118.0 . . ? C2 C3 C4 109.0(11) . . ? C2 C3 Ti1 72.8(6) . . ? C4 C3 Ti1 71.6(6) . . ? C2 C3 H3 125.5 . . ? C4 C3 H3 125.5 . . ? Ti1 C3 H3 121.8 . . ? C3 C4 C5 108.4(10) . . ? C3 C4 Ti1 73.4(6) . . ? C5 C4 Ti1 76.0(6) . . ? C3 C4 H4 125.8 . . ? C5 C4 H4 125.8 . . ? Ti1 C4 H4 116.9 . . ? C6 C5 C4 134.1(12) . . ? C6 C5 C1 118.4(11) . . ? C4 C5 C1 107.5(11) . . ? C6 C5 Ti1 122.6(8) . . ? C4 C5 Ti1 69.1(6) . . ? C1 C5 Ti1 73.3(6) . . ? C7 C6 C5 116.9(12) . . ? C7 C6 H6 121.6 . . ? C5 C6 H6 121.6 . . ? C6 C7 C8 125.6(13) . . ? C6 C7 H7 117.2 . . ? C8 C7 H7 117.2 . . ? C9 C8 C7 120.5(12) . . ? C9 C8 H8 119.7 . . ? C7 C8 H8 119.7 . . ? C8 C9 C1 117.5(12) . . ? C8 C9 H9 121.2 . . ? C1 C9 H9 121.2 . . ? N1 C10 H10A 109.5 . . ? N1 C10 H10B 109.5 . . ? H10A C10 H10B 109.5 . . ? N1 C10 H10C 109.5 . . ? H10A C10 H10C 109.5 . . ? H10B C10 H10C 109.5 . . ? N1 C11 H11A 109.5 . . ? N1 C11 H11B 109.5 . . ? H11A C11 H11B 109.5 . . ? N1 C11 H11C 109.5 . . ? H11A C11 H11C 109.5 . . ? H11B C11 H11C 109.5 . . ? 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 Cl2 Ti1 N1 C10 48.4(7) . . . . ? Cl1 Ti1 N1 C10 -58.0(7) . . . . ? C4 Ti1 N1 C10 140.7(7) . . . . ? C3 Ti1 N1 C10 159.3(7) . . . . ? C2 Ti1 N1 C10 -166.2(7) . . . . ? C5 Ti1 N1 C10 171.1(7) . . . . ? C1 Ti1 N1 C10 -152.4(6) . . . . ? Cl2 Ti1 N1 C11 -130.2(11) . . . . ? Cl1 Ti1 N1 C11 123.4(11) . . . . ? C4 Ti1 N1 C11 -37.9(13) . . . . ? C3 Ti1 N1 C11 -19.3(11) . . . . ? C2 Ti1 N1 C11 15.2(12) . . . . ? C5 Ti1 N1 C11 -7.5(15) . . . . ? C1 Ti1 N1 C11 29.0(13) . . . . ? N1 Ti1 C1 C9 103.1(10) . . . . ? Cl2 Ti1 C1 C9 -103.1(10) . . . . ? Cl1 Ti1 C1 C9 -0.5(10) . . . . ? C4 Ti1 C1 C9 -153.1(12) . . . . ? C3 Ti1 C1 C9 165.2(12) . . . . ? C2 Ti1 C1 C9 127.4(13) . . . . ? C5 Ti1 C1 C9 -116.0(13) . . . . ? N1 Ti1 C1 C5 -141.0(7) . . . . ? Cl2 Ti1 C1 C5 12.9(8) . . . . ? Cl1 Ti1 C1 C5 115.5(6) . . . . ? C4 Ti1 C1 C5 -37.1(6) . . . . ? C3 Ti1 C1 C5 -78.8(7) . . . . ? C2 Ti1 C1 C5 -116.6(9) . . . . ? N1 Ti1 C1 C2 -24.4(7) . . . . ? Cl2 Ti1 C1 C2 129.5(6) . . . . ? Cl1 Ti1 C1 C2 -127.9(6) . . . . ? C4 Ti1 C1 C2 79.5(7) . . . . ? C3 Ti1 C1 C2 37.7(6) . . . . ? C5 Ti1 C1 C2 116.6(9) . . . . ? C9 C1 C2 C3 174.1(10) . . . . ? C5 C1 C2 C3 -2.9(11) . . . . ? Ti1 C1 C2 C3 -65.9(7) . . . . ? C9 C1 C2 Ti1 -120.0(11) . . . . ? C5 C1 C2 Ti1 63.0(7) . . . . ? N1 Ti1 C2 C3 -86.3(7) . . . . ? Cl2 Ti1 C2 C3 27.9(9) . . . . ? Cl1 Ti1 C2 C3 170.3(6) . . . . ? C4 Ti1 C2 C3 36.7(7) . . . . ? C5 Ti1 C2 C3 78.0(7) . . . . ? C1 Ti1 C2 C3 114.4(9) . . . . ? N1 Ti1 C2 C1 159.3(6) . . . . ? Cl2 Ti1 C2 C1 -86.5(7) . . . . ? Cl1 Ti1 C2 C1 55.9(6) . . . . ? C4 Ti1 C2 C1 -77.7(7) . . . . ? C3 Ti1 C2 C1 -114.4(9) . . . . ? C5 Ti1 C2 C1 -36.4(6) . . . . ? C1 C2 C3 C4 4.8(12) . . . . ? Ti1 C2 C3 C4 -62.8(8) . . . . ? C1 C2 C3 Ti1 67.6(7) . . . . ? N1 Ti1 C3 C2 92.2(7) . . . . ? Cl2 Ti1 C3 C2 -162.5(6) . . . . ? Cl1 Ti1 C3 C2 -15.0(9) . . . . ? C4 Ti1 C3 C2 -117.6(10) . . . . ? C5 Ti1 C3 C2 -79.5(7) . . . . ? C1 Ti1 C3 C2 -38.6(6) . . . . ? N1 Ti1 C3 C4 -150.3(7) . . . . ? Cl2 Ti1 C3 C4 -45.0(8) . . . . ? Cl1 Ti1 C3 C4 102.6(7) . . . . ? C2 Ti1 C3 C4 117.6(10) . . . . ? C5 Ti1 C3 C4 38.0(7) . . . . ? C1 Ti1 C3 C4 79.0(8) . . . . ? C2 C3 C4 C5 -4.9(12) . . . . ? Ti1 C3 C4 C5 -68.5(7) . . . . ? C2 C3 C4 Ti1 63.6(7) . . . . ? N1 Ti1 C4 C3 33.6(8) . . . . ? Cl2 Ti1 C4 C3 138.5(7) . . . . ? Cl1 Ti1 C4 C3 -119.6(7) . . . . ? C2 Ti1 C4 C3 -36.2(7) . . . . ? C5 Ti1 C4 C3 -114.5(11) . . . . ? C1 Ti1 C4 C3 -78.0(8) . . . . ? N1 Ti1 C4 C5 148.1(7) . . . . ? Cl2 Ti1 C4 C5 -106.9(7) . . . . ? Cl1 Ti1 C4 C5 -5.1(9) . . . . ? C3 Ti1 C4 C5 114.5(11) . . . . ? C2 Ti1 C4 C5 78.3(7) . . . . ? C1 Ti1 C4 C5 36.5(7) . . . . ? C3 C4 C5 C6 -177.5(12) . . . . ? Ti1 C4 C5 C6 115.7(14) . . . . ? C3 C4 C5 C1 3.0(12) . . . . ? Ti1 C4 C5 C1 -63.8(7) . . . . ? C3 C4 C5 Ti1 66.8(7) . . . . ? C9 C1 C5 C6 3.0(15) . . . . ? C2 C1 C5 C6 -179.7(10) . . . . ? Ti1 C1 C5 C6 -118.5(10) . . . . ? C9 C1 C5 C4 -177.5(9) . . . . ? C2 C1 C5 C4 -0.1(11) . . . . ? Ti1 C1 C5 C4 61.0(7) . . . . ? C9 C1 C5 Ti1 121.5(9) . . . . ? C2 C1 C5 Ti1 -61.1(7) . . . . ? N1 Ti1 C5 C6 177.9(9) . . . . ? Cl2 Ti1 C5 C6 -56.6(11) . . . . ? Cl1 Ti1 C5 C6 46.6(11) . . . . ? C4 Ti1 C5 C6 -129.9(14) . . . . ? C3 Ti1 C5 C6 -168.1(12) . . . . ? C2 Ti1 C5 C6 150.9(12) . . . . ? C1 Ti1 C5 C6 113.4(13) . . . . ? N1 Ti1 C5 C4 -52.2(10) . . . . ? Cl2 Ti1 C5 C4 73.2(7) . . . . ? Cl1 Ti1 C5 C4 176.4(7) . . . . ? C3 Ti1 C5 C4 -38.2(7) . . . . ? C2 Ti1 C5 C4 -79.3(8) . . . . ? C1 Ti1 C5 C4 -116.8(10) . . . . ? N1 Ti1 C5 C1 64.5(9) . . . . ? Cl2 Ti1 C5 C1 -170.0(6) . . . . ? Cl1 Ti1 C5 C1 -66.8(6) . . . . ? C4 Ti1 C5 C1 116.8(10) . . . . ? C3 Ti1 C5 C1 78.5(7) . . . . ? C2 Ti1 C5 C1 37.5(6) . . . . ? C4 C5 C6 C7 177.7(11) . . . . ? C1 C5 C6 C7 -2.9(16) . . . . ? Ti1 C5 C6 C7 -90.5(12) . . . . ? C5 C6 C7 C8 2.0(18) . . . . ? C6 C7 C8 C9 -1.0(19) . . . . ? C7 C8 C9 C1 0.9(17) . . . . ? C5 C1 C9 C8 -2.0(15) . . . . ? C2 C1 C9 C8 -178.6(11) . . . . ? Ti1 C1 C9 C8 87.8(13) . . . . ? _diffrn_measured_fraction_theta_max 0.995 _diffrn_reflns_theta_full 23.01 _diffrn_measured_fraction_theta_full 0.995 _refine_diff_density_max 0.577 _refine_diff_density_min -0.332 _refine_diff_density_rms 0.082