(S)-2-Amino-N-isopropyl-3-methyl-N-pyrazin-2-ylmethyl-butyramide

(S)-2-Amino-N-methyl-N-(2-oxo-2-pyrazin-2-yl-ethyl)-propionamide

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

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

[Isopropyl-(3-methylsulfanyl-pyrazin-2-ylmethyl)-amino]-acetic acid

[(3-Chloro-pyrazin-2-ylmethyl)-amino]-acetic acid

[Methyl-(2-oxo-2-pyrazin-2-yl-ethyl)-amino]-acetic acid

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

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

2-[(Thiophen-3-ylmethyl)-amino]-ethanol

N*1*-Methyl-N*1*-(3-methyl-thiophen-2-ylmethyl)-ethane-1,2-diamine