OMeprazole Acid Methyl Ester

2-[(4-METHOXY-5-METHOXYCARBONYL-3-METHYL-2-PYRIDINYL)-METHYLSULFINYL]-5-METHOXYBENZIMIDAZOLE

4-Methoxy-6-[[(5-Methoxy-1H-benziMidazol-2-yl)sulfinyl]Methyl]-5-Methyl-3-pyridinecarboxylic Acid Methyl Ester