Table 1. Hydrogen-bond geometry (Å, °).
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| N3—H3A⋯N2 | 0.86 | 2.00 | 2.853 (3) | 172 |
| N4—H4A⋯N5 | 0.86 | 1.97 | 2.629 (3) | 132 |
| N4—H4A⋯N1ii | 0.86 | 2.41 | 3.055 (3) | 132 |
| C5—H5⋯N1ii | 0.93 | 2.68 | 3.206 (4) | 117 |
Symmetry code: (ii) 
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