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

Cg1 is the centroid of the C3–C8 benzene ring.

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1⋯O1i	0.89 (1)	2.01 (1)	2.8910 (11)	171 (1)
C1—H1A⋯O2ii	0.99	2.48	3.3347 (13)	145
C4—H4⋯Cl1iii	0.95	2.83	3.7646 (10)	167
C9—H9B⋯Cg1iv	0.98	2.72	3.5020 (13)	137

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