(5,6-Dimethyl-thieno[2,3- d ]pyrimidin-4-ylsulfanyl)-acetic acid

2-(4-Amino-benzyl)-1H-benzoimidazole-5-carboxylic acid; dihydrochloride

2-Cyclohexyl-1,3-dioxo-2,3-dihydro-1H -isoindole-5-carboxylic acid

2-Isopropyl-1 H -benzoimidazole-5-carboxylic acid; hydrochloride

2-(4-Fluoro-phenyl)-thiazolidine-4-carboxylic acid

2- m -Tolylamino-4-trifluoromethyl-thiazole-5-carboxylic acid

1,3-Dimethyl-6-(3-nitro-phenyl)-1 H -pyrazolo[3,4- b ]pyridine-4-carboxylic acid

3,6-Dimethyl-1-propyl-1 H -pyrazolo[3,4- b ]pyridine-4-carboxylic acid

3-(2-Chloro-6-fluoro-phenyl)-4,5-dihydro-isoxazole-5-carboxylic acid

1-(1-Ethyl-3,5-dimethyl-1 H -pyrazole-4-sulfonyl)-piperidine-4-carboxylic acid

5-(4- tert -Butyl-phenyl)-4-methyl-thiophene-2-carboxylic acid