(R)-3-[(R)-2-tert-Butoxycarbonylamino-3-(3-chloro-4-methoxy-phenyl)-propionylamino]-2-methyl-propionic acid

[(R)-2-(3-Chloro-4-methoxy-phenyl)-1-((R)-3-hydroxy-2-methyl-propylcarbamoyl)-ethyl]-carbamic acid tert-butyl ester

[(R)-1-[(R)-3-(tert-Butyl-diphenyl-silanyloxy)-2-methyl-propylcarbamoyl]-2-(3-chloro-4-methoxy-phenyl)-ethyl]-carbamic acid tert-butyl ester

benzyl (2S)-2-[(2R)-3-[(2R)-2-tert-butoxycarbonylamino-3-(3-chloro-4-methoxyphenyl) propionylamino]-2-methylpropionyloxy]-4-methylpentanoate

1-(13,24,33,43,53,63-hexaoxin-2-yl)-6-hydroxy-4-(1-oxidaneyl)-34,43,63-heptaoxidan-3-one