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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N3—H3A⋯O1i	0.83	2.07	2.888 (2)	171
N3—H3B⋯N1ii	0.82	2.24	3.026 (2)	161

Symmetry codes: (i) ; (ii) .