Table 2. Hydrogen-bond geometry (Å, °).
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| N4—H4A⋯N5i | 0.86 | 2.23 | 2.945 (8) | 140 |
| N6—H6⋯Cl1ii | 0.86 | 2.46 | 3.266 (5) | 156 |
Symmetry codes: (i) 
; (ii) 
.
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