benzyl(ethyl)[(oxiran-2-yl)methyl]amine

3-[(butan-2-yl)[(tert-butoxy)carbonyl]amino]propanoic acid

3-{[(tert-butoxy)carbonyl](butyl)amino}propanoic acid

3-{[(tert-butoxy)carbonyl][3-(morpholin-4-yl)propyl]amino}propanoic acid

3-{[(tert-butoxy)carbonyl][(pyridin-3-yl)methyl]amino}propanoic acid

3-{[(tert-butoxy)carbonyl][(thiophen-2-yl)methyl]amino}propanoic acid

3-{[(tert-butoxy)carbonyl][(4-methylphenyl)methyl]amino}propanoic acid

3-{[(tert-butoxy)carbonyl][3-(diethylamino)propyl]amino}propanoic acid

3-{[(tert-butoxy)carbonyl](2-methylcyclohexyl)amino}propanoic acid

tert-butyl 3-{[(furan-2-yl)methyl]amino}propanoate

tert-butyl 3-(butylamino)propanoate