(4-{(2S,19R)-19-[(Formyl-hydroxy-amino)-methyl]-3,20-dioxo-1,4-diaza-cycloicos-2-yl}-butyl)-carbamic acid tert-butyl ester

N-(3-tert-butyl-2,5-dioxo-1,4-diazacycloicos-10-en-6-yl)methyl-N-benzyloxyformamide

2R-[(N-benzyloxy-N-formylamino)methyl]-N-{1-(10-undecenylcarbamoyl)-2,2-dimethylpropyl}-6-heptenoic acid amide

N-(10-undecenyl) L-Nα-Boc-tert-leucinamide

N-{3-[4-(tert-butoxycarbonylamino)butyl]-2,5-dioxo-1,4-diazacycloicos-10-en-6-yl}methyl-N-benzyloxyformamide