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

(S)-2-Amino-3,N-dimethyl-N-(2-oxo-2-pyrazin-2-yl-ethyl)-butyramide

(S)-2-Amino-N-(6-chloro-pyridazin-3-ylmethyl)-N-cyclopropyl-propionamide

(S)-2-Amino-N-cyclopropyl-N-(6-methoxy-pyridazin-3-ylmethyl)-propionamide

(S)-2-Amino-N-(6-methoxy-pyridazin-3-ylmethyl)-3-methyl-butyramide

(1-Pyrazin-2-yl-ethylamino)-acetic acid

[(6-Chloro-pyridazin-3-ylmethyl)-cyclopropyl-amino]-acetic acid

[Cyclopropyl-(6-methoxy-pyridazin-3-ylmethyl)-amino]-acetic acid

2-[(2-Amino-ethyl)-cyclopropyl-amino]-1-thiophen-2-yl-ethanone

2-[(2-Hydroxy-ethyl)-methyl-amino]-1-thiazol-2-yl-ethanone

2-(Furan-2-ylmethyl-methyl-amino)-ethanol

2-(Cyclopropyl-furan-2-ylmethyl-amino)-ethanol

2-[Cyclopropyl-(3-methyl-thiophen-2-ylmethyl)-amino]-ethanol

2-Chloro-N-cyclopropyl-N-(2-furan-2-yl-2-oxo-ethyl)-acetamide

2-Chloro-N-methyl-N-(2-oxo-2-thiazol-2-yl-ethyl)-acetamide