Table 1. Hydrogen-bond geometry (Å, °).
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| N1—H1⋯Cl2 | 0.819 (18) | 2.279 (18) | 3.0796 (9) | 166.0 (16) |
| N2—H21⋯Cl1i | 0.833 (18) | 2.530 (18) | 3.2557 (10) | 146.4 (15) |
| N2—H22⋯Cl2ii | 0.852 (19) | 2.34 (2) | 3.1714 (10) | 167.1 (17) |
| N3—H31⋯Cl2i | 0.823 (19) | 2.787 (19) | 3.5098 (12) | 147.8 (16) |
| N3—H32⋯Cl1iii | 0.857 (19) | 2.599 (19) | 3.1933 (10) | 127.4 (15) |
| N3—H32⋯Cl2 | 0.857 (19) | 2.835 (19) | 3.5454 (12) | 141.3 (15) |
| N4—H41⋯Cl1 | 0.88 (2) | 2.703 (19) | 3.4178 (11) | 139.4 (16) |
| N4—H42⋯Cl1iv | 0.846 (19) | 2.412 (19) | 3.2295 (10) | 162.8 (17) |
| N5—H51⋯Cl2v | 0.853 (19) | 2.413 (19) | 3.2404 (12) | 163.7 (16) |
| N5—H52⋯Cl1 | 0.874 (19) | 2.369 (19) | 3.1905 (11) | 156.7 (17) |
Symmetry codes: (i) 
; (ii) 
; (iii) 
; (iv) 
; (v) 
.