Table 1. Hydrogen-bond geometry (Å, °).

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N2A—H2A⋯Cl1A	0.92	2.23	3.1301 (11)	167
N2A—H2B⋯Cl1B	0.92	2.18	3.0898 (11)	173
O1A—H1A⋯O2A	0.84	1.89	2.5917 (14)	140
O1A—H1A⋯Cl1Bi	0.84	2.87	3.3918 (10)	122
N2B—H2C⋯Cl1Aii	0.92	2.17	3.0775 (11)	168
N2B—H2D⋯Cl1Biii	0.92	2.26	3.1671 (10)	168
O1B—H1B⋯O2B	0.84	1.88	2.5860 (14)	141

Symmetry codes: (i) ; (ii) ; (iii) .