[1R-[1(2S*,5R*),2beta,5alpha]]-5-(4-amino-5-fluoro-2-oxo-1(2H)-pyrimidinyl)-1,3-oxathiolane-2-carboxylic acid 5-methyl-2-(1-methylethyl)cyclohexyl ester

[1r-[1(2s*,5r*),2beta,5alpha]]-5-(4-amino-5-fluoro-2-oxo-1(2h)- ; fcme ; (2s,5r)-5-fluoro cytosine-1-yl-[1,3]-oxathiolane-2-carboxylic acid menthyl ester (fcme) ; (2s,5r)-5-fluoro cytosine-1-yl-[1,3]-oxathiolane-2-carboxylic acid methyl ester ; the intermediate of his bin ; (2s,5r)-(1r,2s,5r)-2-isopropyl-5-methylcyclohexyl 5-(4-amino-5-fluoro-2-oxopyrimidin-1(2h)-yl)-1, ; (1r,2s,5r)-menthyl-5(s)-fluorocytosine-1-yl-[1,3]-oxathiolane-2r-carboxylate ; (2s,5r)-5-fluoro cytosine-1-yl-[1,3]-oxathiolane-2-carboxylic acid menthyl ester ; emtricitabine intermediate- fcme ; (1''r,2''s,5''r)-menthyl-(2r-5r)-(4-amino-2-oxo-2h-5-fluoro-pyrimidin-1-yl)-[1,3]oxathiolane