(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

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

S-(2-acetamidoethyl) (R)-3-(2-((tert-butoxycarbonyl)amino)-3-(3-chloro-4-methoxyphenyl)propanamido)propanethioate

(E)-(3S,6R,10R,16S)-16-((1R,2R,3R)-3-Chloro-2-hydroxy-1-methyl-3-phenyl-propyl)-10-(3-chloro-4-methoxy-benzyl)-3-isobutyl-6-methyl-1,4-dioxa-8,11-diaza-cyclohexadec-13-ene-2,5,9,12-tetraone