Hexadecanoic acid 3-[(R)-2-{(S)-2-tert-butoxy-1-[(S)-2-tert-butoxy-1-((S)-1-tert-butoxycarbonyl-2-carbamoyl-ethylcarbamoyl)-ethylcarbamoyl]-ethylcarbamoyl}-2-(2,2,2-trichloro-ethoxycarbonylamino)-ethylsulfanyl]-2-hexadecanoyloxymethyl-propyl ester

Hexadecanoic acid 3-[(R)-2-{(S)-2-tert-butoxy-1-[(S)-2-tert-butoxy-1-((S)-1-tert-butoxycarbonyl-2-carbamoyl-ethylcarbamoyl)-ethylcarbamoyl]-ethylcarbamoyl}-2-(2,2,2-trichloro-ethoxycarbonylamino)-ethylsulfanyl]-propyl ester

N1-(benzyloxycarbonyl)-N2-<<(2,2,2-trichloroethyl)oxy>carbonyl>-L-cystine ethyl tert-butyl diester

S-[2,3-bis-(palmitoyloxy)-(2RS)-propyl]-N-2,2,2-trichloroethoxycarbonyl-(R)-cysteine

(S)-2-((S)-3-tert-Butoxy-2-{(S)-3-tert-butoxy-2-[(R)-3-(3-dodecyloxy-propylsulfanyl)-2-(2,2,2-trichloro-ethoxycarbonylamino)-propionylamino]-propionylamino}-propionylamino)-succinamic acid tert-butyl ester