Figure 4
π–π stacking interactions in (I), showing (a) the resulting stacks formed by the A molecules; (b) a similar view showing the stacks formed by the B molecules and (c) a view along the a axis of the stacked A and B molecules. Dashed magenta lines denote Cg2⋯Cg3 contacts and dashed light-green lines Cg6⋯Cg7 contacts. |