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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1A⋯O2i	0.90	2.25	3.084 (3)	154
N1—H1B⋯O3	0.90	2.48	3.138 (3)	130
N2—H2A⋯O3Wii	0.90	2.38	3.213 (3)	154
N2—H2B⋯O4iii	0.90	2.59	3.345 (4)	142
N4—H4B⋯O2iv	0.90	2.27	3.116 (3)	157
O1W—H2W⋯O2v	0.847 (17)	1.925 (18)	2.771 (2)	175 (3)
O1W—H1W⋯O3W	0.803 (17)	2.095 (18)	2.892 (3)	172 (3)
O2W—H3W⋯O4iii	0.820 (18)	1.95 (2)	2.712 (3)	154 (4)
O2W—H4W⋯O1vi	0.830 (17)	2.079 (18)	2.897 (3)	168 (3)
O3W—H5W⋯O1vi	0.828 (18)	2.025 (19)	2.838 (3)	167 (3)
O3W—H6W⋯O3vii	0.841 (18)	1.980 (19)	2.812 (2)	170 (3)
N3—H3A⋯O4W	0.87 (4)	2.42 (3)	3.045 (4)	129 (3)

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