2-tert-butyl-5-(2-ethoxypyridin-4-yl)sulfonyl-1-(oxan-4-ylmethyl)benzimidazole 2-tert-butyl-5-[(2-ethoxy-4-pyridyl)sulfonyl]-1-(tetrahydropyran-4-ylmethyl)benzimidazole 2-tert-butyl-5-[(2-ethoxy-4-pyridyl)sulfonyl]-1-(4-tetrahydropyranylmethyl)benzimidazole