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

Cg5 is the centroid of the C12–C17 benzene ring.

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C19—H19A⋯O2i	0.96	2.57	3.408 (4)	146
C6—Cl6⋯Cg5ii	1.77 (1)	3.41 (1)	4.894 (2)	140 (1)

Symmetry codes: (i) ; (ii) .