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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1—H1⋯O4i	0.85 (2)	1.84 (2)	2.6761 (16)	165 (2)

Symmetry code: (i) .