(S)-2-{3-[(R)-2-[2-(Diethoxy-phosphoryl)-acetylamino]-3-(4-methoxy-phenyl)-propionylamino]-propionyloxy}-4-methyl-pentanoic acid (E)-(1S,2R)-1-(2-hydroxy-ethyl)-2-methyl-4-phenyl-but-3-enyl ester

(S)-2-(4-Methoxy-benzyloxy)-4-methyl-pentanoyl chloride

3-[(R)-2-Benzyloxycarbonylamino-3-(4-methoxy-phenyl)-propionylamino]-propionic acid 2-trimethylsilanyl-ethyl ester

(S)-2-(4-Methoxy-benzyloxy)-4-methyl-pentanoic acid (E)-(1S,2R)-1-[2-(tert-butyl-diphenyl-silanyloxy)-ethyl]-2-methyl-4-phenyl-but-3-enyl ester

2,2-Dimethyl-propionic acid (2R,3S)-5-(tert-butyl-diphenyl-silanyloxy)-3-hydroxy-2-methyl-pentyl ester

(S)-2-{3-[(R)-2-[2-(Diethoxy-phosphoryl)-acetylamino]-3-(4-methoxy-phenyl)-propionylamino]-propionyloxy}-4-methyl-pentanoic acid (E)-(1S,2R)-1-[2-(tert-butyl-diphenyl-silanyloxy)-ethyl]-2-methyl-4-phenyl-but-3-enyl ester

2,2-Dimethyl-propionic acid (2R,3S)-5-(tert-butyl-diphenyl-silanyloxy)-2-methyl-3-triethylsilanyloxy-pentyl ester

3-[(R)-2-Amino-3-(4-methoxy-phenyl)-propionylamino]-propionic acid 2-trimethylsilanyl-ethyl ester

(S)-9,9-diethyl-2,2-dimethyl-3,3-diphenyl-7-((R,E)-4-phenylbut-3-en-2-yl)-4,8-dioxa-3,9-disilaundecane

(E)-(3S,4R)-1-(tert-Butyl-diphenyl-silanyloxy)-4-methyl-6-phenyl-hex-5-en-3-ol

(S)-2-(4-Methoxy-benzyloxy)-4-methyl-pentanoic acid methyl ester

3-[(R)-2-[2-(Diethoxy-phosphoryl)-acetylamino]-3-(4-methoxy-phenyl)-propionylamino]-propionic acid 2-trimethylsilanyl-ethyl ester

(S)-2-(4-methoxybenzyloxy)-4-methylpentanoic acid

3-[(R)-2-[2-(Diethoxy-phosphoryl)-acetylamino]-3-(4-methoxy-phenyl)-propionylamino]-propionic acid