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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1A⋯O2i	0.86	2.37	3.144 (3)	149
C3—H3⋯O1ii	0.93	2.57	3.352 (4)	142

Symmetry codes: (i) ; (ii) .