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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O2—H2⋯O3	0.82	1.75	2.479 (2)	147
C8—H8⋯O3i	0.93	2.48	3.374 (3)	162

Symmetry code: (i) .