dimethyl 2-((4R,5R)-5-((R)-2-(benzyloxy)-1-hydroxyethyl)-2,2-dimethyl-1,3-dioxolan-4-yl)-2-oxoethylphosphonate 250mg

dimethyl 2-((4R,5R)-5-((R)-2-(benzyloxy)-1-hydroxyethyl)-2,2-dimethyl-1,3-dioxolan-4-yl)-2-oxoethylphosphonate 250mg