(4R,5S)-5-{(S)-1-[((1S,2R)-2-Hydroxy-1-methoxycarbonyl-propyl)-methyl-carbamoyl]-ethyl}-4-methyl-2-phenyl-oxazolidine-3-carboxylic acid tert-butyl ester

(S)-2-((2S,3S,4R)-4-tert-Butoxycarbonylamino-3-hydroxy-2-methyl-pentanoylamino)-butyric acid methyl ester

(S)-2-((2S,3S,4R)-4-tert-Butoxycarbonylamino-3-hydroxy-2-methyl-pentanoylamino)-propionic acid

(S)-2-((2S,3S,4R)-4-tert-Butoxycarbonylamino-3-hydroxy-2-methyl-pentanoylamino)-3-methyl-butyric acid

3-<2'-(2'''-((N-(4''(R)-((Nα((tert-butyloxy)carbonyl)-Nim(triphenylmethyl)-erythro-β-hydroxy-L-histidyl)amino)-3''(S)-hydroxy-2''-(S)-methylpentanoyl)-L-threonyl)amino)ethyl)-2,4'-bithiazole-4-carboxamido>propyl methyl sulfide