IUPAC:({hydroxy[({[(2R,3S,5R)-3-hydroxy-5-(5-methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-1-yl)oxolan-2-yl]methoxy}(sulfanyl)phosphoryl)oxy]phosphoryl}oxy)phosphonic acid
IUPAC:({hydroxy[({[(2R,3S,5R)-3-hydroxy-5-(5-methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-1-yl)oxolan-2-yl]methoxy}(sulfanyl)phosphoryl)oxy]phosphoryl}oxy)phosphonic acid