Lansoprazole N-Oxide;2-[[[3-Methyl-1-oxido-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]Methyl]sulfinyl]-1H-benziMidazole;1H-BenziMidazole, 2-[[[3-Methyl-1-oxido-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]Methyl]sulfinyl]-;Lansoprazole IMpurity-N-Oxide (EP-IMpurity A);Lansoprazole EP IMpurity A
