Table 2. Hydrogen-bond geometry (, ).
| DHA | DH | HA | D A | DHA |
|---|---|---|---|---|
| N2H1NCl1i | 0.92(3) | 2.31(3) | 3.208(3) | 165(3) |
| N2H2NCl1ii | 0.96(3) | 2.23(3) | 3.167(3) | 167(3) |
| N2H3NCl1iii | 0.86(4) | 2.30(4) | 3.154(3) | 175(3) |
| C2H2Cl1i | 0.95 | 2.96 | 3.696(3) | 135 |
Symmetry codes: (i)
; (ii)
; (iii)
.