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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N2—H2A⋯O2	0.86	2.00	2.615 (3)	127
N2—H2A⋯O2i	0.86	2.53	3.353 (3)	160

Symmetry code: (i) .