File Name : figure_s1.png Caption : electrostatic potential surfaces mapped to an electronic density of 0.050 a.u.: i) [0.100 a.u. (red) to 0.250 a.u. (blue)] for 1(– or b) receptor; ii) [0.100 a.u. (red) to 0.350 a.u. (blue)] for 1(c–h) receptors; and iii) [0.300 a.u. (red) to 0.500 a.u. (blue)] for 2(– or b–m) receptors. File Name : figure_s2.png Caption : the first density deformation channel surface plots, δρ₁, with isovalues = ^∫ 0.003, ^ϟ = and ^ϕ 0.005 a.u., where the red and blue regions indicate the electronic density outflow and inflow, respectively, for the 1(– or b–h)^….(cl^–, br^– or i^–) complexes. color code for atoms: h = white; c = gray; n = blue; cl = green; br = wine; and i = purple. File Name : figure_s3.png Caption : the first two density deformation channel surface plots, δρ_1,2, with isovalue = 0.001 a.u., where the red and blue regions indicate the electronic density outflow and inflow, respectively, for the 2(–, b or c)^….(cl^– or br^–) complexes. color code for atoms: h = white; c = gray; n = blue; cl = green; and br = wine. File Name : figure_s4.png Caption : the first two density deformation channel surface plots, δρ_1,2, with isovalue = 0.001 a.u., where the red and blue regions indicate the electronic density outflow and inflow, respectively, for the 2c^….i^– and 2(d–f)^….cl^– complexes. color code for atoms: h = white; c = gray; n = blue; o = red; cl = green; and i = purple. File Name : figure_s5.png Caption : the first two density deformation channel surface plots, δρ_1,2, with isovalue = 0.001 a.u., where the red and blue regions indicate the electronic density outflow and inflow, respectively, for the 2(g–j)^….cl– complexes. color code for atoms: h = white; c = gray; n = blue; o = red; cl = green; and i = purple. File Name : figure_s6.png Caption : the first two density deformation channel surface plots, δρ_1,2, with isovalue = 0.001 a.u., where the red and blue regions indicate the electronic density outflow and inflow, respectively, for the 2(l and m)^….cl^– complexes. color code for atoms: h = white; c = gray; n = blue; o = red; cl = green; and i = purple. File Name : figure_s7.png Caption : topological map containing the bond paths (continuous or dashed lines connecting the cores) and bond critical points (small light green points), for the 1(– or a–h)^….(cl^–, br^– or i^–) complexes. color code for atoms: h = white; c = gray; n = blue; o = red; cl = green; br = brown; and i = purple. File Name : figure_s8.png Caption : topological map containing the bond paths (continuous or dashed lines connecting the cores) and bond critical points (small light green points), for the 2(– or a–e)^….(cl^–, br^– or i^–) complexes. color code for atoms: h = white; c = gray; n = blue; o = red; cl = green; br = brown; and i = purple. File Name : figure_s9.png Caption : topological map containing the bond paths (continuous or dashed lines connecting the cores) and bond critical points (small light green points), for the 2(f–m)^….cl^– complexes. color code for atoms: h = white; c = gray; n = blue; o = red; cl = green; and i = purple.