Table 3. Hydrogen-bond geometry (Å, °) for (3) .

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1A⋯Cl1i	0.85 (2)	2.56 (2)	3.2854 (13)	145 (2)
N1—H1B⋯Cl1ii	0.85 (2)	2.52 (2)	3.2979 (13)	153 (2)

Symmetry codes: (i) x, -y+1, z-{\script{1\over 2}}; (ii) x, y, z-1.