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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O3—H2⋯O1i	0.85	2.06	2.836 (4)	151
O3—H1⋯O3ii	0.85	2.06	2.891 (3)	166

Symmetry codes: (i) ; (ii) .