ethyl 5-(3,4-dichlorophenyl)-1H-pyrazole-4-carboxylate

5-(4-tert-butylphenyl)-1H-pyrazole-4-carboxylic acid

5-(2H-1,3-benzodioxol-5-yl)-1H-pyrazole-4-carboxylic acid

5-(2,5-dimethoxyphenyl)-1H-pyrazole-4-carboxylic acid

5-[(naphthalen-1-yl)methyl]-1H-pyrazole-4-carboxylic acid

5-(3-fluorophenyl)-1,2-oxazole-3-carboxylic acid

3-(furan-2-yl)-4,5-dihydro-1,2-oxazole-5-carboxylic acid

3-(thiophen-2-yl)-4,5-dihydro-1,2-oxazole-5-carboxylic acid

3-(5-methylthiophen-2-yl)-4,5-dihydro-1,2-oxazole-5-carboxylic acid

3-(3,4-dimethoxyphenyl)-5-methyl-4,5-dihydro-1,2-oxazole-5-carboxylic acid

5-methyl-3-(3-nitrophenyl)-4,5-dihydro-1,2-oxazole-5-carboxylic acid