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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1—H1⋯O2	0.84 (3)	1.84 (3)	2.579 (3)	146 (5)
O3—H3⋯O2	0.84 (4)	1.82 (3)	2.576 (3)	148 (5)