for the following products
(2R,3R,4R,5R)-2-(5-Fluoro-2-oxo-4-(((pentyloxy)carbonyl)amino)pyrimidin-1(2H)-yl)-5-methyltetrahydrofuran-3,4-diyl diacetate | 2',3'-Di-O-acetyl-5'-deoxy-5-fluoro-N4-(pentoxycarbonxyl)cytidine and 5'-Deoxy-5-fluoro-N-[(pentyloxy)carbonyl]cytidine 2',3'-diacetate
