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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N9—H9A⋯Cl2	0.86	2.14	3.001 (3)	177
N10—H10A⋯Cl1	0.86	2.33	3.088 (3)	147
N2—H2⋯Cl2	0.86	2.22	3.050 (4)	163
N5—H5A⋯Cl1i	0.86	2.29	3.049 (3)	147
N5—H5A⋯N1	0.86	2.55	2.881 (4)	104
N10—H10A⋯N6	0.86	2.52	2.858 (4)	105
C9—H9⋯Cl2	0.93	2.64	3.545 (4)	165
C3—H3⋯N8ii	0.93	2.60	3.329 (5)	136
C6—H6⋯N6i	0.93	2.38	3.260 (5)	159
C10—H10⋯Cl1iii	0.93	2.67	3.596 (4)	174

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