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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1N1⋯S1i	0.85	2.51	3.327 (2)	162
C1—H1⋯F1ii	0.95	2.52	3.370 (2)	148
C7—H7⋯Br1	1.00	2.69	3.265 (2)	117
C20—H20⋯O1iii	0.95	2.44	3.368 (3)	164
C21—H21A⋯O2	0.98	2.11	2.737 (3)	120
C21—H21B⋯Br1iii	0.98	2.91	3.886 (2)	171

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