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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C11—H11A⋯O1i	0.96	2.54	3.4945 (17)	171
C11—H11B⋯O1ii	0.96	2.58	3.4830 (17)	158

Symmetry codes: (i) ; (ii) .