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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1—H1A⋯N1i	0.82	1.96	2.764 (2)	168
O2—H2A⋯N4ii	0.82	2.02	2.835 (2)	174

Symmetry codes: (i) ; (ii) .