2-amino-cyclohexanecarboxylic acid cyanomethyl-amide 、 1-(3-triisopropylsilanyloxy-propyl)-1H-indole-2-carboxylic acid 以to give 1-(3-triisopropylsilanyloxy-propyl)-1H-indole-2-carboxylic acid [(1S,2R)-2-(cyanomethyl-carbamoyl)-cyclohexyl]-amide的产率得到1-(3-triisopropylsilanyloxy-propyl)-1H-indole-2-carboxylic acid [(1S,2R)-2-(cyanomethyl-carbamoyl)-cyclohexyl]-amide