4-(4-Nitro-pyrazol-1-yl)-butyric acid

2-Methyl-3-(4-nitro-pyrazol-1-yl)-propionic acid

5-Methyl-7-pentafluoroethyl-4,5,6,7-tetrahydro-pyrazolo[1,5- a ]pyrimidine-2-carboxylic acid

(5-Cyclopropyl-3-difluoromethyl-pyrazol-1-yl)-acetic acid

5-Cyclopropyl-7-difluoromethyl-pyrazolo[1,5- a ]pyrimidine-3-carboxylic acid

3-(4-Methyl-pyrazol-1-yl)-propionic acid

3-(2-Bromo-phenoxymethyl)-4-methoxy-benzoic acid

3-(4-Nitro-phenoxymethyl)-benzoic acid

3-(2,4-Dimethyl-phenoxymethyl)-benzoic acid

4-(2,6-Dichloro-phenoxymethyl)-benzoic acid

5-(4-Chloro-3,5-dimethyl-phenoxymethyl)-furan-2-carboxylic acid