IUPAC: tetrasodium {[({[3,4-dihydroxy-5-(2-oxo-4-sulfanyl-1,2-dihydropyrimidin-1-yl)oxolan-2-yl]methyl phosphonato}oxy)(oxido)phosphoryl]difluoromethyl}phosphonate

SMILES: [Na+].[Na+].[Na+].[Na+].OC1C(O)C(OC1COP([O-])(=O)OP([O-])(=O)C(F)(F)P([O-])([O-])=O)n1ccc(S)nc1=O