[(5R,8R,11S,14R,16aS)-14-tert-Butyl-8-(2-chloro-1H-indol-3-ylmethyl)-11-isobutyl-4,7,10,13,16-pentaoxo-hexadecahydro-3a,6,9,12,15-pentaaza-cyclopentacyclopentadecen-5-yl]-acetic acid methyl ester 在
sodium hydroxide 作用下,
以
甲醇 为溶剂,
生成 [(5R,8R,11S,14R,16aS)-14-tert-Butyl-8-(2-chloro-1H-indol-3-ylmethyl)-11-isobutyl-4,7,10,13,16-pentaoxo-hexadecahydro-3a,6,9,12,15-pentaaza-cyclopentacyclopentadecen-5-yl]-acetic acid