Table 1. Hydrogen-bond geometry (Å, °).

Cg1, Cg2 and Cg3 are the centroids of the C1B–C6B, C7A–C12A and C14A–C16A/C21A/S1A rings, respectively.

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C22A—H22A⋯N3Bi	0.97	2.59	3.487 (3)	155
C11A—H11A⋯Cg1ii	0.93	2.65	3.499 (3)	153
C11B—H11B⋯Cg2i	0.93	2.82	3.725 (3)	166
C27—H27A⋯Cg3iii	0.93	2.71	3.625 (6)	169

Symmetry codes: (i) ; (ii) ; (iii) .