1-(4-Bromo-3,5-dimethyl-pyrazol-1-ylmethyl)-1 H -pyrazole-3-carboxylic acid

2-(4-Chloro-pyrazol-1-yl)-2-methyl-propionic acid

(5-Methyl-4-nitro-2 H -pyrazole-3-sulfonyl)-acetic acid

(4-Chloro-5-cyclopropyl-3-difluoromethyl-pyrazol-1-yl)-acetic acid

5-Thiophen-2-yl-7-trifluoromethyl-4,5,6,7-tetrahydro-pyrazolo[1,5- a ]pyrimidine-2-carboxylic acid

(3-Nitro-pyrazol-1-yl)-acetic acid

5-Cyclopropyl-7-trifluoromethyl-pyrazolo[1,5- a ]pyrimidine-2-carboxylic acid

3-(2,5-Dimethyl-phenoxymethyl)-4-methoxy-benzoic acid

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

3-(2,4,6-Trichloro-phenoxymethyl)benzoic acid

5-(4-Isopropyl-phenyl)-7-trifluoromethyl-pyrazolo[1,5- a ]pyrimidine-3-carboxylic acid