(2S,2'R)-benzyl 2-[(3'-{[(tert-butoxy)carbonyl]amino}-2'-methylpropinoyl)oxy]-4-methylpentanoate

benzyl (-)-2-hydroxyisocaproate

tert-butyl (5S,6R)-5-[(2S)-2-[(2R)-3-[(2R)-2-tert-butoxycarbonylamino-3-(3-chloro-4-methoxyphenyl)propionylamino]-2-methylpropionyloxy]-4-methylpentanoyloxy]-6-methyl-8-phenylocta-2(E),7(E)-dienoate

methyl 4-phenylbut-3-enoate

(E)-2-methyl-4-phenyl-3-butenoic acid methyl ester