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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C6—H6⋯O2	0.93	2.51	2.877 (9)	104
C13—H13⋯O1	0.93	2.31	2.873 (10)	118
C15—H15B⋯O2	0.97	2.17	2.939 (10)	136