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

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

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

(3-Nitro-benzylamino)-acetic acid

(2,3-Dichloro-benzylamino)-acetic acid

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

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

[(2,3-Dichloro-benzyl)-isopropyl-amino]-acetic acid

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

2-{[1-(3-Chloro-phenyl)-ethyl]-isopropyl-amino}-ethanol

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