(S)-2-Amino-N-methyl-N-pyridin-2-ylmethyl-propionamide

(S)-2-Amino-N-methyl-N-pyridin-4-ylmethyl-propionamide

[Methyl-(1-pyridin-2-yl-ethyl)-amino]-acetic acid

[Isopropyl-(1-pyridin-2-yl-ethyl)-amino]-acetic acid

[Cyclopropyl-(2-furan-2-yl-2-oxo-ethyl)-amino]-acetic acid

{Isopropyl-[2-oxo-2-(1H-pyrrol-2-yl)-ethyl]-amino}-acetic acid

(2-Oxo-2-thiazol-2-yl-ethylamino)-acetic acid

[(Furan-2-ylmethyl)-amino]-acetic acid

(Cyclopropyl-thiophen-3-ylmethyl-amino)-acetic acid

2-[(2-Chloro-thiazol-5-ylmethyl)-amino]-ethanol

2-Chloro-N-(2-chloro-thiazol-5-ylmethyl)-N-methyl-acetamide