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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1W—H1W⋯Cl3i	0.96	2.11	3.035 (5)	161
O1W—H2W⋯Cl3	0.95	2.11	3.036 (5)	164
N4—H4A⋯Cl2iv	0.94 (5)	2.26 (5)	3.184 (4)	171 (4)
N4—H4B⋯O1Wv	0.91 (5)	1.86 (5)	2.758 (4)	169 (4)
N4—H4B⋯O1Wiii	0.91 (5)	1.86 (5)	2.758 (4)	169 (4)
N4—H4C⋯Cl2vi	0.85 (4)	2.49 (4)	3.196 (4)	141 (4)
N4—H4C⋯O1vi	0.85 (4)	2.33 (5)	2.871 (4)	122 (4)
N7—H7⋯N8vii	0.86	2.58	3.188 (5)	129
C2—H2⋯O2	0.93	2.55	2.911 (4)	103
C9—H9⋯O2	0.93	2.50	2.991 (4)	113
C9—H9⋯N8i	0.93	2.58	3.354 (5)	141

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