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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1⋯O2i	0.86	1.93	2.7848 (19)	177
N3—H3⋯O2ii	0.86	2.03	2.796 (2)	148
C3—H3A⋯O3iii	0.93	2.41	3.323 (2)	167

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