for the following products
3({2-[(4-Cyanophenylamino)-methyl]-1-methyl-1H-benzoimidazole-5-carbonyl}pyridin-2-ylamino)propionic acid ethyl ester | N-[[2-[[(4-Cyanophenyl)amino]methyl]-1-methyl-1H-benzimidazol-5-yl]carbonyl]-N-2-pyridinyl-beta-alanine ethyl ester and 3-[[[2-[[(4-cyanophenyl)amino]methyl]-1-methyl-1H-benzimidazol-5-yl]carbonyl]pyridin-2-ylamino]propionic acid ethyl ester
