[(2R,3S,4R,5R)-3,4-dihydroxy-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-2-yl]methyl phosphate
[(2R,3S,4R,5R)-3,4-dihydroxy-5-(5-methyl-2,4-dioxo-pyrimidin-1-yl)tetrahydrofuran-2-yl]methyl phosphate
[(2R,3S,4R,5R)-3,4-dihydroxy-5-(5-methyl-2,4-dioxo-1-pyrimidinyl)-2-tetrahydrofuranyl]methyl phosphate
[(2R,3S,4R,5R)-5-(2,4-diketo-5-methyl-pyrimidin-1-yl)-3,4-dihydroxy-tetrahydrofuran-2-yl]methyl phosphate
[(2R,3S,4R,5R)-3,4-dihydroxy-5-(5-methyl-2,4-dioxo-pyrimidin-1-yl)oxolan-2-yl]methyl phosphate