benzyloxycarbonyl-S-benzylcysteine
4-nitro-phenol
benzyl 4-nitrophenyl carbonate
4-Nitrophenyl chloroformate
N-Carbonyl-S-benzyl-cystein-(p-nitro-phenylester)
Z-S-Bzl-Cys-Val-OMe
S-benzyl-N-{6-[(S-benzyl-N-benzyloxycarbonyl-L-cysteinyl)-amino]-hexanoyl}-L-cysteine benzyl ester
S-benzyl-N-{11-[(S-benzyl-N-benzyloxycarbonyl-L-cysteinyl)-amino]-undecanoyl}-L-cysteine benzyl ester
Z-(Bzl)-L-Cys-Gly-OEt
N-(S-Benzyl-N-benzyloxycarbonyl-L-cysteinyl)-glycin-(glykolsaeureamid-ester)