38-57-3

[(2R,3S,4R,5R)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-3,4-dihydroxytetrahydrofuran-2-yl]methyl (2R,3R,4S,5R)-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl dihydrogen diphosphate (non-preferred name)