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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O2—H2⋯N1	0.82	1.82	2.548 (5)	146
C6—H6⋯O1i	0.93	2.50	3.413 (5)	166

Symmetry code: (i) .