(S)-2-{(R)-3-[(R)-2-tert-Butoxycarbonylamino-3-(3-chloro-4-methoxy-phenyl)-propionylamino]-2-methyl-propionyloxy}-4-methyl-pentanoic acid 、
tert-butyl (E,5S,6S,7R,8R)-5-hydroxy-6-methyl-8-phenyl-7,8-bis[tri(propan-2-yl)silyloxy]oct-2-enoate 在
盐酸 、 (苯并三唑-1-基氧基)二哌啶碳鎓六氟磷酸盐 、
2,4,6-三氯苯甲酰氯 、
四丁基氟化铵 、
N,N-二异丙基乙胺 作用下,
生成 (3S,6R,10R,13E,16S)-10-[(3-chloro-4-methoxyphenyl)methyl]-16-[(2R,3R,4R)-3,4-dihydroxy-4-phenylbutan-2-yl]-6-methyl-3-(2-methylpropyl)-1,4-dioxa-8,11-diazacyclohexadec-13-ene-2,5,9,12-tetrone