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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1—H1A⋯O4i	0.82	1.91	2.712 (2)	166
N1—H1⋯O2ii	0.86	2.16	2.956 (2)	154

Symmetry codes: (i) ; (ii) .