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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N5—H5⋯O1	0.86	1.90	2.614 (2)	140
C9—H9B⋯N5	0.97	2.87	3.683 (3)	142
N1—H1⋯O1i	0.86	1.86	2.715 (2)	177
N3—H3B⋯O2i	0.86	1.96	2.802 (3)	165
N3—H3A⋯O2ii	0.86	2.16	2.897 (2)	143
N4—H4A⋯O3iii	0.86	2.01	2.859 (2)	168
C10—H10B⋯Cl1iv	0.96	2.95	3.864 (3)	160

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