Protonix delayed-release

sodium 5-(difluoromethoxy)-2-[(3,4-dimethoxypyridin-2-yl)methylsulfinyl]-2,3-dihydrobenzoimidazole

1H-Benzimidazole, 5-(difluoromethoxy)-2-(((3,4-dimethoxy-2-pyridinyl)methyl)sulfinyl)-, sodiums salt