Sofosbuvir N-Benzoyl Impurity

Chemical Name: Propan-2-yl(2S)-2-{[(S)-({(2R,3R,4R,5R)-5-[4-(benzoylamino)-2-oxopyrimidin-1(2H)-yl]-4-fluoro-3-hydroxy-4-methyl tetrahydrofuran-2-yl} methoxy)(phenoxy)phosphoryl]amino}propanoate

Synonym: N-[[P(S),2′R]-N-Benzoyl-2′-deoxy-2′-fluoro-2′-methyl-P-phenyl-5′-cytidylyl]-L-alanine 1-methylethyl ester

Smile: C[C@@]1([C@H](N2C(N=C(C=C2)NC(C3=CC=CC=C3)=O)=O)O[C@@H]([C@H]1O)COP(OC4=CC=CC=C4)(N[C@@H](C)C(OC(C)C)=O)=O)F