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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O6—H6A⋯O4	0.82	1.86	2.579 (3)	146
O3—H3A⋯O2	0.82	1.87	2.576 (2)	143