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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N2—H2⋯O1i	0.901 (10)	1.994 (12)	2.8717 (17)	165 (2)

Symmetry code: (i) .