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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C4—H4⋯O2i	0.93	2.49	3.311 (2)	147
C3—H3⋯O2ii	0.93	2.46	3.370 (2)	165
C11—H11⋯O1iii	0.98	2.39	3.317 (2)	157
O3—H3O⋯O4	0.88 (2)	1.77 (2)	2.578 (2)	151 (2)

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