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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N2—H2⋯O1i	0.83 (1)	2.38 (1)	3.0717 (8)	140 (1)

Symmetry code: (i) .