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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O3—H3⋯N2	0.82	1.91	2.561 (5)	135
O4—H4⋯N1	0.82 (8)	1.83 (8)	2.601 (6)	157 (8)