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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O3—H3⋯O2i	0.870 (11)	1.802 (12)	2.6680 (14)	173.2 (16)
N1—H1NA⋯O1	0.884 (13)	2.271 (14)	3.0466 (19)	146.3 (16)
N1—H1NB⋯N4ii	0.879 (13)	2.151 (13)	3.0287 (19)	177.3 (17)
N2—H2NA⋯O3	0.889 (15)	2.093 (15)	2.8333 (16)	140.2 (14)
N2—H2NA⋯O1	0.889 (15)	2.190 (15)	2.9497 (18)	143.2 (14)
N3—H3NA⋯O1Wiii	0.872 (14)	2.261 (19)	2.8609 (18)	125.9 (15)
N3—H3NA⋯O3	0.872 (14)	2.573 (16)	3.2241 (18)	132.2 (16)
N3—H3NB⋯N6iv	0.900 (14)	2.133 (14)	3.0313 (19)	176.2 (18)
N5—H5NA⋯O1Wv	0.901 (13)	1.940 (14)	2.8148 (16)	163.2 (15)
N5—H5NB⋯O2vi	0.895 (13)	2.153 (15)	2.9581 (16)	149.4 (15)
O1W—H1WA⋯O1	0.858 (14)	1.852 (14)	2.6861 (16)	163.8 (17)
O1W—H1WB⋯O2vii	0.804 (13)	2.297 (15)	2.9738 (17)	142.3 (17)

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