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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O2—H1OA⋯O3i	0.80 (6)	1.80 (6)	2.595 (3)	176.90
O1—H2OA⋯O3ii	0.74 (3)	1.83 (3)	2.573 (3)	177.70

Symmetry codes: (i) ; (ii) .