在
palladium on activated charcoal ammonium acetate 、
氢气 作用下,
以
乙醇 为溶剂,
以4 mg的产率得到(R)-4-((S)-2-Acetylamino-3-carboxy-propionylamino)-4-[(1S,2S)-1-((S)-1-{(2S,4R)-4-benzyloxy-2-[N'-(2,3-dihydro-indole-1-carbonyl)-N'-propyl-hydrazinocarbonyl]-pyrrolidine-1-carbonyl}-2-methyl-propylcarbamoyl)-2-methyl-butylcarbamoyl]-butyric acid