1-N-(1-甲基哌啶-4-基)苯-1,2-二胺 、 (R)-3-(3,5-dibromo-4-hydroxy-phenyl)-2-{[4-(2-oxo-1,2,4,5-tetrahydro-1,3-benzodiazepin-3-yl)-piperidin-1-carbonyl]-amino}-propionic acid 以4%的产率得到4-(2-oxo-1,2,4,5-tetrahydro-1,3-benzodiazepin-3-yl)-piperidin-1-carboxylic acid {(R)-2-(3,5-dibromo-4-hydroxy-phenyl)-1-[1-(1-methyl-piperidin-4-yl)-1H-benzimidazol-2-yl]-ethyl}-amide