Table 1. Hydrogen-bond geometry (Å, °).
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| N1—H1A⋯Cl1 | 0.86 (4) | 2.49 (4) | 3.351 (3) | 175 (3) |
| N1—H1B⋯Cl1i | 0.85 (3) | 2.49 (4) | 3.328 (3) | 171 (3) |
| N2—H2A⋯N3ii | 1.03 (4) | 2.02 (4) | 3.025 (5) | 163 (3) |
| N1—H1C⋯N4 | 0.96 (4) | 2.02 (5) | 2.975 (5) | 170 (3) |
| N2—H2B⋯Cl1i | 0.73 (3) | 2.66 (3) | 3.384 (4) | 172 (3) |
| N2—H2C⋯Cl1iii | 0.88 (5) | 2.62 (5) | 3.463 (3) | 162 (4) |
| N3—H3A⋯Cl1 | 0.83 (3) | 2.83 (3) | 3.563 (4) | 148 (3) |
| N4—H4A⋯Cl1iv | 0.91 (4) | 2.65 (4) | 3.563 (4) | 173 (3) |
| N4—H4B⋯Cl1v | 1.00 (5) | 2.61 (5) | 3.606 (4) | 174 (4) |
| N3—H3B⋯Cl1vi | 0.89 (5) | 2.71 (5) | 3.578 (4) | 163 (3) |
| N3—H3C⋯Cl1vii | 1.09 (5) | 2.48 (5) | 3.535 (4) | 162 (4) |
Symmetry codes: (i) 
; (ii) 
; (iii) 
; (iv) 
; (v) 
; (vi) 
; (vii) 
.