sofosBuvir impurity 49

Sofosbuvir SofosBuvir impurity 21 sofosBuvir Impurity 37 sofosBuvir Impurity 33 Sofosbuvir Impurity 5

SofosBuvir impurity 48 Sofosbuvir Impurity23 alpha-D-erythro-Pentofuranous-2-ulose 1,3,5-tribenzoate SofosBuvir Impurity 31 SofosBuvir Impurity 55

Sofosbuvir IMpurity B Sofosbuvir Impurity 67 SofosBuvir Impurity 2 Sofosbuvir metabolites Sofosbuvir impurity J

1-((2S,3R,4R,5R)-3-fluoro-4-hydroxy-5-(hydroxymethyl)-3-methyltetrahydrofuran-2-yl)pyrimidine-2,4(1H,3H)-dione SofosBuvir impurity 44 Sofosbuvir IMpurity