IUPAC:[(2R,3R,4R,5R)-5-(4-amino-2-oxo-1,2-dihydropyrimidin-1-yl)-4-fluoro-4-methyl-3-[(2-methylpropanoyl)oxy]oxolan-2-yl]methyl 2-methylpropanoate
IUPAC:[(2R,3R,4R,5R)-5-(4-amino-2-oxo-1,2-dihydropyrimidin-1-yl)-4-fluoro-4-methyl-3-[(2-methylpropanoyl)oxy]oxolan-2-yl]methyl 2-methylpropanoate