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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1—H1⋯N2i	0.82	1.79	2.60885	178
C2—H2⋯O2ii	0.93	2.54	3.376 (3)	150
C4—H4⋯O2iii	0.93	2.56	3.463 (3)	162

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