1 4C1 N-(6-{3-[4-(dimethylamino)butoxy]-5-propoxyphenoxy}-1,3-dimethyl-2-oxo-2,3-dihydro-1h-benzimidazol-5-yl)-3,4-dimethoxybenzenesulfonamide 1.000 2 T52 N-{6-[3-(4-aminobutoxy)-5-propoxyphenoxy]-1,3-dimethyl-2-oxo-2,3-dihydro-1h-1,3-benzodiazol-5-yl}-3,4-dimethoxybenzene-1-sulfonamide 0.913 3 4QH 3,4-dimethoxy-N-[6-(4-methoxyphenoxy)-1,3-dimethyl-2-oxo-2,3-dihydro-1h-benzimidazol-5-yl]benzenesulfonamide 0.702