(2S)-2-methoxycarbonylamino-3-naphthalen-1-yl-propionic acid 、 、 (1S)-4-Amino-N-(4-amino-1-hydroxymethyl-butyl)-N-isobutyl-benzenesulfonamide 在
(1S,4S)-(1-{4-[(4-Amino-benzenesulfonyl)-isobutyl-amino]-5-hydroxy-pentylcarbamoyl}-2-naphthalen-1-yl-ethyl)-carbamic Acid Methyl Ester 作用下,
以The final product was obtained in 76% yield的产率得到(1S,4S)-(1-{4-[(4-Amino-benzenesulfonyl)-isobutyl-amino]-5-hydroxy-pentylcarbamoyl}-2-naphthalen-1-yl-ethyl)-carbamic Acid Methyl Ester