(R)-2-Amino-5-(3-nitroguanidino)pentanoic acid
5-Oxo-5-(pyrrolidin-1-yl)pentanoic acid
(E)-5-((3aS,4R,5R,6aS)-5-Hydroxy-4-((3S,E)-3-hydroxy-4-methyloct-1-en-6-yn-1-yl)hexahydropentalen-2(1H)-ylidene)pentanoic acid
(S)-2-Amino-5-oxo-5-((2-sulfoethyl)amino)pentanoic acid
(2R,3S)-2-Amino-3-methyl-pentanoic acid methyl ester hydrochloride
5-(1,2-Dithiolan-3-yl)pentanoic acid
5-(1H-Benzo[d]imidazol-2-yl)pentanoic acid
(S)-3-((S)-2-(2-((2-(tert-Butyl)phenyl)amino)-2-oxoacetamido)propanamido)-4-oxo-5-(2,3,5,6-tetrafluorophenoxy)pentanoic acid
4-(1-Piperidinyl)pentanoic acid hydrochloride
(S)-5-(1,2-Dithiolan-3-yl)pentanoic acid
(R)-2-(2-(tert-Butoxy)-2-oxoethyl)pentanoic acid
5-(Pyridin-2-yldisulfanyl)pentanoic acid
5-(tert-Butoxy)-5-oxo-4-(4,7,10-tris(2-(tert-butoxy)-2-oxoethyl)-1,4,7,10-tetraazacyclododecan-1-yl)pentanoic acid
(S)-5-Amino-5-oxo-2-(2-phenylacetamido)pentanoic acid
5-(Thiophen-2-yl)pentanoic acid
5-(Piperidin-1-yl)pentanoic acid hydrochloride
(R)-5-(tert-Butoxy)-5-oxo-4-(4,7,10-tris(2-(tert-butoxy)-2-oxoethyl)-1,4,7,10-tetraazacyclododecan-1-yl)pentanoic acid
5-(4-Bromophenoxy)pentanoic acid
