(2S,4R)-4-(2-trifluoromethyl-benzenesulfonyl)-pyrrolidine-2-carboxylic acid (1-cyano-cyclopropyl)-amide hydrochloride 、
4-三氟甲基环己烷甲酸 、 以to give (2S,4R)-4-(2-trifluoromethyl-benzenesulfonyl)-1-(4-trifluoromethyl-cyclohexanecarbonyl)-pyrrolidine-2-carboxylic acid (1-cyano-cyclopropyl)-amide as a pale yellow oil的产率得到(2S,4R)-4-(2-trifluoromethylbenzenesulfonyl)-1-(4-trifluoromethylcyclohexanecarbonyl)pyrrolidine-2-carboxylic acid (1-cyanocyclopropyl)amide