N-allyloxycarbonylglycyl-S-hexadecyl-L-cysteine tert-butyl ester

bis-(N-allyloxycarbonylglycyl)-L-cystine bis-(tert-butyl ester)

N-(9-fluorenylmethyloxycarbonyl)-L-methionylglycyl-L-leucyl-L-proline

N-(6-maleimidocaproyl)-glycyl-S-hexadecyl-L-cysteine tert-butyl ester

N-(9-fluorenylmethyloxycarbonyl)-L-methionylglycyl-L-leucyl-L-proline allyl ester