(R)-1-(2-Chloro-1-(2-chloro-1-(chloromethyl)ethoxy)ethyl)-5-fluoro-2,4(1H,3H)-pyrimidinedione 117638-35-4 2',3',5'-Trichloro-2',3'-5'-trideoxy-5-fluoro-2',3'-secouridine 2,4(1H,3H)-Pyrimidinedione, 1-(2-chloro-1-(2-chloro-1-(chloromethyl)ethoxy)ethyl)-5-fluoro-, (R)- TTFSU