5-(4-Chloro-phenyl)-4-methyl-thiophene-2-carboxylic acid

1-(2-Nitro-phenoxymethyl)-1 H -pyrazole-3-carboxylic acid

1-Hydroxymethyl-1 H -pyrazole-3-carboxylic acid

2-(4-chloro-pyrazol-1-yl)-propionic acid

1',3'-Dimethyl-2 H ,1' H -[3,4']bipyrazolyl-5-carboxylic acid

3-(3-Methyl-2,5-dioxo-pyrrolidin-1-yl)-benzoic acid

7-(1-Ethyl-3-methyl-1 H -pyrazol-4-yl)-pyrazolo[1,5- a ]pyrimidine-3-carboxylic acid

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

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

4-[3-(Trifluoromethyl)-5,6,7,8-tetrahydrocyclohepta[c]pyrazol-1(4H)-yl]butyric acid

1-(2-Chloro-5-methyl-phenoxymethyl)-1 H -pyrazole-3-carboxylic acid