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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1N⋯O1i	0.86	2.47	3.142 (3)	135
O2—H2O⋯O1ii	0.82	1.86	2.676 (4)	176

Symmetry codes: (i) ; (ii) .