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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1⋯O3i	0.80 (2)	2.34 (2)	3.028 (2)	144 (2)
C2—H2⋯O2ii	0.93	2.58	3.443 (2)	154
C8—H8A⋯O2iii	0.97	2.48	3.273 (2)	139

Symmetry codes: (i) ; (ii) ; (iii) .