Table 2. Hydrogen-bond geometry (Å, °).

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1W—H1WB⋯O2	0.85 (2)	2.16 (2)	2.979 (7)	162 (4)
O2W—H2WB⋯O4	0.84 (2)	1.87 (3)	2.705 (9)	174 (11)
O2W—H2WA⋯O7	0.86 (2)	1.84 (2)	2.675 (14)	164 (10)
O1W—H1WA⋯O2W i	0.91 (2)	1.93 (2)	2.827 (12)	171 (10)

Symmetry code: (i) .