2-Amino-N-(2,3-dichloro-benzyl)-N-ethyl-acetamide

(S)-2-Amino-N-(2-bromo-benzyl)-N-isopropyl-propionamide

(S)-2-Amino-N-cyclopropyl-N-(4-nitro-benzyl)-propionamide

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

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

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

(3-Cyano-benzylamino)-acetic acid

[Methyl-(3-nitro-benzyl)-amino]-acetic acid

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

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

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