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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O3—H3⋯O1	0.82	2.07	2.831 (3)	154
O3—H3⋯N2	0.82	2.60	3.211 (3)	132
N1—H1⋯O3i	0.90 (1)	2.12 (1)	2.993 (3)	166 (3)
C6—H6⋯O3i	0.93	2.49	3.406 (4)	168
C8—H8⋯O3i	0.93	2.56	3.370 (3)	146

Symmetry code: (i) .