ethyl 5-[(4-nitrophenyl)methyl]-1H-pyrazole-4-carboxylate

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

5-(2-ethoxyphenyl)-1H-pyrazole-4-carboxylic acid

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

5-(4-cyclohexylphenyl)-1,2-oxazole-3-carboxylic acid

5-(4-cyclohexylphenyl)-1H-pyrazole

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

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

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

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

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