英文别名Esomeprazole Impurity 20; 5-methoxy-1-[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]-2-[(4-methoxy-3,5-dimethylpyridin-2-yl)methylsulfinyl]benzimidazole; N-(4-Methoxy-3,5-dimethyl-2-pyridinyl)methyl Omeprazole; 1-[(4-Methoxy-3,5-dimethyl-2-pyridinyl)methyl]-6-methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfinyl]-1H-benzimidazole; Omeprazole Impurity; 5-methoxy-2-[(4-methoxy-3,5-dimethylpyridin-2-yl)methanesulfinyl]-1-[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]-1H-1,3-benzodiazole; 6-Methoxy-1-((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)-2-(((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)sulfinyl)-1H-benzo[d]imidazole 
