Capecitabine EP Impurity G

Chemical Name: pentyl [1-(2,3-di-O-acetyl-5-deoxy-β-D-ribofuranosyl)-5-fluoro-2-oxo-1,2-dihydropyrimidin-4-yl]carbamate (as per EP) ; 2′,3′-Di-O-acetyl-5′-deoxy-5-fluoro-N4-(pentyloxycarbonyl)cytidine (as per USP)