Name: (2R,3R,4R,5R)-5-(4-AMINO-2-OXO-PYRIMIDIN-1-YL)-3,4-DIHYDROXY-OXOLA N-2-YL]METHOXY-HYDROXY-PHOSPHORYL]OXY-HYDROXY-PHOSPHORYL]OXY-HYDROXY-P HOSPHORYL]OX