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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O2—H13⋯O3i	0.82 (3)	1.85 (3)	2.663 (3)	172 (3)
O4—H26⋯O1ii	0.85 (2)	1.81 (2)	2.659 (3)	175 (3)

Symmetry codes: (i) ; (ii) .