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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1N1⋯O1Wi	0.889 (14)	1.866 (14)	2.7513 (9)	173.7 (12)
N2—H1N2⋯O1ii	0.924 (14)	1.842 (13)	2.7552 (9)	169.5 (13)
O1W—H1W1⋯O1	0.889 (17)	1.851 (17)	2.7354 (8)	173.2 (18)
O1W—H1W2⋯O1iii	0.860 (19)	1.961 (19)	2.8007 (9)	165.0 (16)
C5—H5A⋯O1Wi	0.987 (14)	2.503 (15)	3.4161 (12)	153.7 (11)

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