1-(3-methyl-1,2,4-thiadiazol-5-yl)piperazine

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

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

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

tert-butyl 3-[(3-butoxypropyl)amino]propanoate

tert-butyl 3-[(butan-2-yl)amino]propanoate

tert-butyl 3-[(3-methylbutyl)amino]propanoate

tert-butyl 3-[(3-methoxypropyl)amino]propanoate

tert-butyl 3-[(prop-2-en-1-yl)amino]propanoate

tert-butyl 3-(cyclopentylamino)propanoate

ethyl 3-(butylamino)propanoate