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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O4—H4B⋯O1i	0.70 (3)	2.04 (3)	2.718 (2)	165 (3)
O7—H7B⋯O6ii	0.72 (3)	2.09 (3)	2.796 (3)	167 (3)
O6—H6A⋯O3iii	0.74 (3)	1.94 (3)	2.675 (3)	176 (3)
O5—H5B⋯O4	0.72 (3)	2.07 (3)	2.788 (3)	173 (3)
O4—H4A⋯N3iv	0.70 (4)	2.20 (4)	2.878 (2)	163 (3)
O4—H4A⋯O1iv	0.70 (4)	2.56 (3)	3.053 (2)	129 (3)
O5—H5A⋯O7	0.65 (3)	2.10 (4)	2.742 (3)	168 (4)
O7—H7A⋯O6v	0.86 (4)	1.95 (4)	2.803 (3)	175 (3)
O6—H6B⋯O5	0.78 (4)	1.94 (4)	2.718 (3)	178 (3)

Symmetry codes: (i) ; (ii) ; (iii) ; (iv) ; (v) .