Table 2. Hydrogen-bond geometry (Å, °).

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N3—H3C⋯Br1i	0.86	2.74	3.516 (4)	150
C4—H4A⋯Br1ii	0.98	2.86	3.637 (5)	137
C1—H1A⋯Cg1iii	0.97	2.78	3.673 (6)	153

Symmetry codes: (i) ; (ii) ; (iii) . Cg1 is the centroid of the C6–C11 ring.