| D—H···A | D—H | H···A | D···A | D—H···A |
| N1—H1N···N1i | 0.82 (3) | 2.61 (3) | 3.359 (4) | 153 (4) |
| N1—H1N···Cl1ii | 0.82 (3) | 2.94 (4) | 3.515 (4) | 129 (4) |
| N1—H2N···I1iii | 0.81 (3) | 3.16 (3) | 3.807 (4) | 139 (4) |
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