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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1W—H1W2⋯N1	0.92 (5)	2.08 (5)	2.987 (2)	168 (4)
O1W—H1W1⋯N2i	0.83 (3)	2.21 (3)	3.043 (2)	177 (3)

Symmetry code: (i) .