4-(2-oxo-1,2,4,5-tetrahydro-1,3-benzodiazepin-3-yl)-piperidin-1-carboxylic acid [(R)-2-(4-amino-3,5-dibromo-phenyl)-1-(2-methylamino-phenylcarbamoyl)-ethyl]-amide 以46%的产率得到4-(2-oxo-1,2,4,5-tetrahydro-1,3-benzodiazepin-3-yl)-piperidin-1-carboxylic acid [(R)-2-(4-amino-3,5-dibromo-phenyl)-1-(1-methyl-1H-benzimidazol-2-yl)-ethyl]-amide