(S)-2-Amino-N-(2-chloro-benzyl)-propionamide

(S)-2-Amino-N-(3-bromo-benzyl)-N-cyclopropyl-propionamide

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

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

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

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

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

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

(2-Chloro-benzylamino)-acetic acid

(3-Fluoro-benzylamino)-acetic acid

[(4-Bromo-benzyl)-methyl-amino]-acetic acid