3-(4-Bromo-3,5-dimethyl-pyrazol-1-yl)-propionic acid

2-(4-Carboxy-butyrylamino)-5,6-dihydro-4 H -cyclopenta[ b ]thiophene-3-carboxylic acid ethyl ester

3-Chloro-5-methyl-7-trifluoromethyl-pyrazolo[1,5-a ]pyrimidine-2-carboxylic acid

5-(4-Ethyl-phenoxymethyl)-furan-2-carboxylic acid

5-(4-Chloro-phenoxymethyl)-furan-2-carboxylic acid

3-(4- tert -Butyl-phenoxymethyl)-benzoic acid

3-(4-Nitro-pyrazol-1-ylmethyl)-benzoic acid

1-Methyl-1H-pyrazole-4-carboxylic acid

1-甲基-1H-吡唑-4-羧酸

1,5-Dimethyl-4-nitro-1 H -pyrazole-3-carboxylic acid

(2-Bromo-phenoxy)-acetic acid

(2-溴-苯氧基)-乙酸

5-(5-Methyl-furan-2-yl)-2 H -pyrazole-3-carboxylic acid

5-(5-甲基-呋喃-2-基)-2H-吡唑-3-羧酸