((2R,3S,4R,5R)-3,4-Dihydroxy-5-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)tetrahydrofuran-2-yl)methyl dihydrogen phosphate

((2R,3S,4R,5R)-3,4-Dihydroxy-5-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)tetrahydrofuran-2-yl)methyl dihydrogen phosphate