1-[3-(4-Nitroimidazol-1-yl)-2,3-dideoxy-.beta.-D-erythro-pentofuranosyl]-5-chloro-2,4-dioxo-1,2,3,4-tetrahydropyrimidine 132149-52-1 3'-(4-NO2imidazol)-b-5-ClddU AIDS-002271 AIDS002271 Uridine, 5-chloro-2',3'-dideoxy-3'-(4-nitro-1H-imidazol-1-yl)-