Synonyms: ddCPO3(CH3)ddC;O,O'-Bis(2',3'-dideoxycytidin-5'-yl)methylphosphonate;Cytidine, P,2',3'-trideoxy-P-methylcytidylyl-(5'.5')-2',3'-dideoxy-;131293-24-8;AC1L9Q6Q;4-amino-1-[(2S,5R)-5-[[[(2S,5R)-5-(4-amino-2-oxopyrimidin-1-yl)oxolan-2-yl]methoxy-methylphosphoryl]oxymethyl]oxolan-2-yl]pyrimidin-2-one