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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1—H1⋯O3	0.88 (2)	1.80 (2)	2.5947 (14)	149.6 (18)
O2—H2⋯O5	0.844 (19)	1.856 (18)	2.5955 (13)	145.3 (16)
O2—H2⋯O5i	0.844 (19)	2.380 (18)	2.9832 (13)	128.8 (14)
O7—H7⋯O9	0.91 (2)	1.72 (2)	2.5667 (17)	154 (2)
O8—H8⋯O11	0.85 (2)	1.81 (2)	2.5747 (14)	148.8 (19)

Symmetry code: (i) .