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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C1—H1A⋯O7i	0.98	2.53	3.464 (3)	159
C1—H1B⋯O5ii	0.98	2.53	3.484 (3)	164
C2—H2B⋯O6iii	0.98	2.59	3.373 (3)	138
C3—H3A⋯N2i	0.99	2.56	3.506 (3)	161
C9—H9B⋯O3	0.99	2.42	3.246 (2)	140

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