N-Boc-O-Bn-L-Ser allyl ester

N-Boc-O-TBS-L-allo-Thr-Gly

3-benzyloxy-2-(2-{2-[(3-{[2-tert-butoxycarbonylamino-3-(tert-butyl-dimethyl-silanyloxy)-butyrylamino]-acetoxy}-2-methyl-nonanoyl)-methyl-amino]-4-methyl-pentanoylamino}-3-methyl-pentanoylamino)-propionic acid allyl ester

(2R,3R)-3-Hydroxy-2-methyl-nonanoic acid (1R,2S)-2-[benzyl-(2,4,6-trimethyl-benzenesulfonyl)-amino]-1-phenyl-propyl ester