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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1W—H1⋯O12i	0.82 (9)	2.06 (9)	2.831 (11)	157 (9)
O11—H4⋯O1W	0.87 (11)	1.81 (11)	2.684 (13)	180 (1)

Symmetry code: (i) .