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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C2—H2B⋯O2	0.97	2.29	2.706 (3)	104
C8—H8A⋯O2i	0.93	2.53	3.357 (3)	148

Symmetry code: (i) .