1-(4-chlorophenyl)-3-ethyl-4,5-dihydro-1H-pyrazol-5-one

3-(4-tert-butylphenyl)-1,2-oxazol-5-ol

3-(2,6-dimethoxyphenyl)-1,2-oxazol-5-ol

3-[3,5-bis(trifluoromethyl)phenyl]-1,2-oxazol-5-ol

3-(2,6-dichlorophenyl)-1,2-oxazol-5-ol

3-(3,5-dinitrophenyl)-1,2-oxazol-5-ol

3-(2-ethoxyphenyl)-1,2-oxazol-5-ol

5-chloro-3-(4-methylphenyl)-1,2-oxazole-4-carbaldehyde

5-chloro-3-(thiophen-2-yl)-1,2-oxazole-4-carbaldehyde

5-chloro-3-(3-chlorophenyl)-1,2-oxazole-4-carbaldehyde

5-chloro-3-(3,4-dimethylphenyl)-1,2-oxazole-4-carbaldehyde