E. 2,3-dihydro-1-[1-[4-[4-[4-(2,3-dihydro-2-oxo-1H-benzimidazol-1-yl)-1,2,3,6-tetrahydropyridin-1-yl]-1-oxobutyl]fenyl]-1,2,3,6-tetrahydropyridin-4-yl]-1H-benzimidazol-2-on.
E. 2,3-dihydro-1-[1-[4-[4-[4-(2,3-dihydro-2-oxo-1H-benzimidazol-1-yl)-1,2,3,6-tetrahydropyridin-1-yl]-1-oxobutyl]fenyl]-1,2,3,6-tetrahydropyridin-4-yl]-1H-benzimidazol-2-on.