Table 2. Hydrogen-bond geometry (Å, °).

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O4—H4A⋯O2ii	0.79 (3)	1.89 (3)	2.627 (2)	156 (2)

Symmetry code: (ii) .