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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O2—H2⋯O1i	0.96 (2)	1.84 (2)	2.7708 (16)	161.6 (19)
C6—H6B⋯O1ii	0.99	2.43	3.3142 (17)	148
C14—H14B⋯O2iii	0.98	2.52	3.449 (2)	158

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