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

Cg1 is the centroid of the C1–C6 ring.

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C2—H2A⋯O3i	0.95	2.56	3.3358 (18)	138
C5—H5A⋯Cg1ii	0.95	2.69	3.4762 (16)	141

Symmetry codes: (i) ; (ii) .