4-Desmethoxy-4-chloro omeprazole sulfide

5-methoxy-2-[(3,5-dimethyl-4-chloropyridin-2-yl)methylthio] benzimidazole ; 2-[[(4-chloro-3,5-dimethyl-2-pyridyl)methyl]thio]-5-methoxybenzimidazole ; omeprazole impurity q ; 2-[[(4-chloro-3,5-dimethyl-2-pyridinyl)methyl]thio]-6-methoxy-1h-benzimidazole ; 5-methoxy-2-{[(4-chloro-3,5-dimethyl-pyridine-2-yl)methyl]thio}-1h-benzimidazol ; 4-desmethoxy-4-chloro omeprazole sulfide ; 5-methoxy-2-[[(4-chloro-3,5-dimethyl-pyridine-2-yl)methyl]thio]-1h-benzimidazole