the carbocyclic analogues of 5-fluoro-2'-deoxyuridine ( 5-fdurd , 1 ) , 5-fluorouridine , and 5-fluoro-3 alpha-deoxyuridine were prepared by fluorination of the uracil nucleoside analogues with elemental fluorine .
C0016343
fdurd
C0011535
deoxyuridine