N,N'-bis(carbobenzyloxy)-L-cystine di-tert-butyl ester

tert-butyl N-((benzyloxy)carbonyl)-S-((R)-2,3-diaminopropyl)-L-cysteinate

(14R,18R)-14-(benzyloxycarbonylamino)-18-(decylcarbamoyloxy)-13,21-dioxo-3,6,9,20-tetraoxa-16-thia-12,22-diazadotriacontylphosphonic acid diethyl ester

(Z)-(S)-2-((S)-2-Benzyloxycarbonylamino-2-carboxy-ethylsulfanyl)-5-hydroxy-hex-2-enoic acid methyl ester

tert-butyl N-((benzyloxy)carbonyl)-S-((R)-2,3-diazidopropyl)-L-cysteinate

(Z)-(3R,9R)-3-Benzyloxycarbonylamino-9-methyl-2-oxo-3,4,8,9-tetrahydro-2H-[1,5]oxathionine-6-carboxylic acid methyl ester

(Z)-(S)-2-((R)-2-Benzyloxycarbonylamino-2-tert-butoxycarbonyl-ethylsulfanyl)-5-hydroxy-hex-2-enoic acid methyl ester

(14R,18R)-14-(benzyloxycarbonylamino)-18-(octylcarbamoyloxy )-13,21-dioxo-3,6,9,20- tetraoxa-16-thia-12,22-diazatriacontylphosphonic acid diethyl ester

2-((R)-2-Benzyloxycarbonylamino-2-tert-butoxycarbonyl-ethylsulfanyl)-malonic acid dimethyl ester

(S)-2-((R)-2-Benzyloxycarbonylamino-2-tert-butoxycarbonyl-ethylsulfanyl)-3-oxo-5-(tetrahydro-pyran-2-yloxy)-hexanoic acid methyl ester

benzyl (R)-3-((R)-2,3-didodecanamidopropylthio)-1-(1-(hydroxymethyl)cyclopropylamino)- 1-oxopropan-2-ylcarbamate

N-((benzyloxy)carbonyl)-S-((R)-2,3-bis((decylcarbamoyl)oxy)propyl)-L-cysteine

(R)-tert-butyl 2-(benzyloxycarbonylamino)-3-mercaptopropanoate

(S)-2-((R)-2-Benzyloxycarbonylamino-2-tert-butoxycarbonyl-ethylsulfanyl)-5-(tert-butyl-dimethyl-silanyloxy)-3-oxo-hexanoic acid methyl ester

(R)-tert-butyl 3-((R)-2,3-bis(decylcarbamoyloxy)propylthio)-2-palmitamidopropanoate

(5R,9R)-9-dodecanamido-3,12-dioxo-1-phenyl-2-oxa-7-thia-4,11-diazatricosane-5-carboxylic acid

tert-butyl N-((benzyloxy)carbonyl)-S-((R)-2,3-dihydroxypropyl)-L-cysteinate

(S)-2-((R)-2-Benzyloxycarbonylamino-2-tert-butoxycarbonyl-ethylsulfanyl)-5-(tert-butyl-dimethyl-silanyloxy)-3-hydroxy-hexanoic acid methyl ester

(5R,9R)-tert-butyl 9-dodecanamido-3,12-dioxo-1-phenyl-2-oxa-7-thia-4,11-diazatricosane-5-carboxylate