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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N2—H2⋯O1iii	0.90 (3)	1.68 (3)	2.5762 (17)	174 (3)

Symmetry code: (iii) .