(Methanesulfonyl-phenethyl-amino)-acetic acid

1-(4-Fluoro-benzoyl)-piperidine-4-carboxylic acid

5- tert -Butyl-2-piperidin-1-ylmethyl-furan-3-carboxylic acid

3-Methyl-6-phenyl-imidazo[2,1- b ]thiazole-2-carboxylic acid

1-(4-Fluoro-phenyl)-5-oxo-pyrrolidine-3-carboxylic acid

1-(4-氟-苯基)-5-氧代吡咯烷三羧酸

4-(1,3-Dihydro-isoindol-2-yl)-benzoic acid

1-(Thiophene-2-sulfonyl)-piperidine-3-carboxylic acid

3-(2-Methyl-benzoimidazol-1-yl)-propionic acid

(5-Oxo-2- p -tolyl-cyclopent-1-enyl)-acetic acid

4-(1 H -Benzoimidazol-2-yl)-benzoic acid

3-(2,5-Dioxo-imidazolidin-4-yl)-propionic acid