(S)-2-Amino-N-ethyl-3-methyl-N-(3-trifluoromethyl-benzyl)-butyramide

(S)-2-Amino-N-(3-cyano-benzyl)-N-isopropyl-3-methyl-butyramide

(S)-2-Amino-N-cyclopropyl-3-methyl-N-(4-nitro-benzyl)-butyramide

(S)-2-Amino-N-(3-cyano-benzyl)-N-cyclopropyl-3-methyl-butyramide

[(2-Bromo-benzyl)-ethyl-amino]-acetic acid

[Ethyl-(3-trifluoromethyl-benzyl)-amino]-acetic acid

[Ethyl-(2-iodo-benzyl)-amino]-acetic acid

[Cyclopropyl-(3-methoxy-benzyl)-amino]-acetic acid

[Cyclopropyl-(3-trifluoromethyl-benzyl)-amino]-acetic acid

2-Amino-N-[1-(3-chloro-phenyl)-ethyl]-N-methyl-acetamide

2-{[1-(4-Fluoro-phenyl)-ethyl]-methyl-amino}-ethanol