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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O3—H3⋯O17i	0.82	1.98	2.787 (2)	169
O5—H5⋯OW1	0.82	2.08	2.891 (2)	170
O6—H6⋯O5ii	0.82	2.26	2.9897 (16)	149
O17—H17⋯OW3	0.82	1.94	2.718 (3)	159
OW1—HW11⋯O3iii	0.80 (2)	2.15 (2)	2.944 (2)	170 (4)
OW1—HW12⋯OW2i	0.82 (2)	2.19 (2)	2.977 (3)	160 (4)
OW2—HW21⋯O17	0.83 (2)	2.05 (2)	2.862 (2)	168 (4)
OW2—HW22⋯O3iv	0.81 (2)	2.14 (2)	2.921 (2)	161 (4)
OW3—HW31⋯OW1v	0.81 (2)	2.05 (2)	2.850 (3)	169 (5)
OW3—HW32⋯OW2vi	0.82 (2)	2.11 (2)	2.921 (3)	173 (5)

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