Chemical Name: Esomeprazole EP Impurity E ; Omeprazole EP Impurity E ; Omeprazole N-Oxide ; Omeprazole USP Related Compound E ; 4-Methoxy-2-[[(RS)-(5-methoxy-1H-benzimidazol-2-yl)sulfinyl]methyl]-3,5-dimethylpyridine 1-oxide ;
Smile: O=S(C1=NC2=CC=C(OC)C=C2N1)CC3=C(C)C(OC)=C(C)C=[N+]3[O-]