(S)-2-Amino-N-isopropyl-N-(1-pyridin-2-yl-ethyl)-propionamide

(S)-2-Amino-3-methyl-N-(1-pyridin-2-yl-ethyl)-butyramide

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

(S)-2-Amino-N-cyclopropyl-N-pyridin-3-ylmethyl-propionamide

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

[(Pyridin-4-ylmethyl)-amino]-acetic acid

[(2-Furan-2-yl-2-oxo-ethyl)-isopropyl-amino]-acetic acid

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

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

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

2-(Cyclopropyl-thiazol-5-ylmethyl-amino)-ethanol