Chemical Name: Sodium, 4-{6-(4-Fluorophenyl)-7,8-epoxy-6-hydroxy-8a-isopropyl-7-phenyl-8-(phenylcarbamoyl)hexahydro-2H-pyrrolo[2,1-b][1,3]oxazin-2-yl}-3-hydroxybutanoate(as per USP)
Synonym: Atorvastatin Cyclic Isopropyl Impurity ; Atorvastatin FXA Impurity
Smile: O=C(NC1=CC=CC=C1)C23OC2(C(C4=CC=C(F)C=C4)(O)N5C3(C(C)C)OC(CC(O)CC([O-])=O)CC5)C6=CC=CC=C6.[Na+]