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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O2—H2⋯O1i	0.82	1.82	2.624 (3)	168
O3—H3A⋯O3ii	0.82	2.20	3.0041 (18)	168

Symmetry codes: (i) ; (ii) .