141018-21-5 AIDS-000720 AIDS000720 Cytidine, N-[[bis(1-methylethyl)amino]methylene]-2',3'-dideoxy- Fluorocytidine deriv. N4(diiPrAm)CH-3'FddC N4-[Diisopropylamino)methylene]-3'-fluoro-2',3'-dideoxycytidine