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

5,6,7,8-Tetrahydro-4 H -cyclohepta[ d ]isoxazole-3-carboxylic acid

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

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

(4-Chloro-pyrazol-1-yl)-acetic acid

(4-氯-1H-吡唑-1-基)乙酸

7-Thiophen-2-yl-pyrazolo[1,5- a ]pyrimidine-3-carboxylic acid

1-(3-Nitro-[1,2,4]triazol-1-ylmethyl)-1 H -pyrazole-3-carboxylic acid

1-(2,4-Dimethyl-phenoxymethyl)-1 H -pyrazole-3-carboxylic acid

1-(4-Isopropyl-phenoxymethyl)-1 H -pyrazole-3-carboxylic acid

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

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