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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O2—H2H⋯N1	0.83 (4)	1.94 (4)	2.759 (3)	173 (4)
C2—H2A⋯O1i	0.93	2.47	3.128 (4)	127

Symmetry code: (i) .