Fmoc-L-苯丙氨酸 、
(-)-(3S,4E)-3-{[叔-丁基(二甲基)硅烷基]氧基}-4-甲基-5-(2-甲基-1,3-噻唑-4-基)戊-4-烯-1-醇 、
N-Boc-顺式-4-Fmoc-氨基-L-脯氨酸 、
[(1R,3R,4R,5R,7R)-7-[[tert-butyl(dimethyl)silyl]oxymethyl]-4-methyl-2,6-dioxabicyclo[3.2.1]octan-3-yl]methanol 以60%的产率得到[(1R,3R,4R,5R,7R)-7-(hydroxymethyl)-4-methyl-2,6-dioxabicyclo[3.2.1]octan-3-yl]methyl (2S,4S)-2-[[(2S)-1-[[(2S)-1-amino-1-oxo-3-phenylpropan-2-yl]amino]-1-oxo-3-phenylpropan-2-yl]carbamoyl]-4-[[(E,3R)-3-hydroxy-4-methyl-5-(2-methyl-1,3-thiazol-4-yl)pent-4-enoxy]carbonylamino]pyrrolidine-1-carboxylate