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

Cg is the centroid of the phenyl ring.

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C8—H8B⋯Cgi	0.97	2.87	3.833 (6)	169

Symmetry code: (i) .