Figure 2
(a) A sheet in a crystal of F3CN, showing two CN⋯H contacts per CN group, viewed along [001]; (b) A sheet in a crystal of Cl3CN, showing one CN⋯H and one CN⋯Cl contact per CN group, viewed along [100]; (c) A sheet in the Z = 8 polytype of Br3CN, showing two CN⋯Br contacts per CN group, viewed along [100]. Dashed magenta lines represent short contacts. |