| D—H···A | D—H | H···A | D···A | D—H···A |
| N2—H2···N1 | 0.90 (5) | 2.15 (6) | 2.614 (5) | 111 (4) |
| N2—H2···N3 | 0.90 (5) | 2.15 (5) | 2.637 (4) | 113 (5) |
| C3—H3···O2i | 0.95 | 2.48 | 3.343 (5) | 152 |
| C5—H5···N1ii | 0.95 | 2.51 | 3.393 (5) | 154 |
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