(S)-2-Amino-N-(2,5-dichloro-benzyl)-N-methyl-propionamide

(S)-2-Amino-N-(2-chloro-6-fluoro-benzyl)-N-cyclopropyl-propionamide

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

(S)-2-Amino-N-(3,4-dichloro-benzyl)-3,N-dimethyl-butyramide

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

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

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

(2-Cyano-benzylamino)-acetic acid

[(2,6-Dichloro-benzyl)-methyl-amino]-acetic acid

[(2-Chloro-6-fluoro-benzyl)-ethyl-amino]-acetic acid

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