| D—H···A | D—H | H···A | D···A | D—H···A |
| N1—H1N···Cl1i | 0.97 | 2.23 | 3.127 (2) | 154 |
| N1—H2N···Cl1 | 0.97 | 2.15 | 3.106 (2) | 168 |
| C13—H13···Cl1 | 0.93 | 2.75 | 3.590 (3) | 151 |
| C15—H15···Cl1ii | 0.93 | 2.86 | 3.685 (3) | 149 |
| C18—H181···Cl1iii | 0.96 | 2.83 | 3.634 (3) | 142 |
| C18—H183···S1iv | 0.96 | 2.98 | 3.829 (3) | 148 |