(S)-2-Amino-N-isopropyl-N-(3-nitro-benzyl)-propionamide

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

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

(S)-2-Amino-3,N-dimethyl-N-(3-trifluoromethyl-benzyl)-butyramide

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

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

(3-Nitro-benzylamino)-acetic acid

(3-Trifluoromethyl-benzylamino)-acetic acid

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

[Isopropyl-(4-nitro-benzyl)-amino]-acetic acid

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

[Cyclopropyl-(4-nitro-benzyl)-amino]-acetic acid

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

2-[1-(4-Fluoro-phenyl)-ethylamino]-ethanol

(S)-2-Amino-N-[1-(3-chloro-phenyl)-ethyl]-propionamide