Atorvastatin EP Impurity P (Sodium salt)

Chemical Name: [(4R,6R)-6-[2-[2-(4-fluorophenyl)-3-phenyl-4-(phenylcarbamoyl)-5-(propan-2-yl)-1H-pyrrol-1-yl]ethyl]-2,2-dimethyl-1,3-dioxan-4-yl]acetic acid Sodium salt(as per EP)

Smile: O=C([O-])C[C@@H]1OC(C)(C)O[C@H](CCN2C(C3=CC=C(F)C=C3)=C(C4=CC=CC=C4)C(C(NC5=CC=CC=C5)=O)=C2C(C)C)C1.[Na+]