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

Cg5 is the centroid of the C3–C8 ring.

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O3—H3A⋯O4i	0.82	1.82	2.641 (2)	175
O6—H6A⋯O4Wii	0.82	1.87	2.670 (3)	164
O1W—H1WA⋯O5iii	0.83	1.93	2.756 (2)	177
O1W—H1WB⋯O6ii	0.77	2.03	2.798 (3)	177
O2W—H2WA⋯O1iv	0.81	2.01	2.812 (2)	168
O2W—H2WB⋯O1W	0.76	2.04	2.769 (3)	160
O3W—H3WA⋯O3i	0.84	2.02	2.817 (3)	158
O3W—H3WB⋯O2W	0.82	1.94	2.712 (3)	155
O4W—H4WB⋯O5W	0.87	1.82	2.682 (3)	168
O5W—H5WB⋯O2	0.84	1.92	2.756 (2)	176
O5W—H5WA⋯O3W	0.92	1.87	2.737 (3)	157
O4W—H4WA⋯Cg5v	0.82	2.85	3.583 (2)	151

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