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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1—H1⋯O4i	0.83 (5)	2.10 (5)	2.905 (2)	163 (4)

Symmetry code: (i) .