(2-Hydroxymethyl-6-methyl-phenoxy)-acetic acid 、 在
TEA 、
1-(3-二甲基氨基丙基)-3-乙基碳二亚胺 作用下,
生成 {(1S,3S,4S)-1-Benzyl-3-hydroxy-4-[2-(2-hydroxymethyl-6-methyl-phenoxy)-acetylamino]-5-phenyl-pentyl}-carbamic acid (3R,3aS,6aR)-(hexahydro-furo[2,3-b]furan-3-yl) ester