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

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

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

3-chloro-6-(2-chlorophenyl)pyridazine

3-(4-ethylphenyl)-6-(piperazin-1-yl)pyridazine

3-(2-chlorophenyl)-6-(piperazin-1-yl)pyridazine

3-(2,4-dimethylphenyl)-6-(piperazin-1-yl)pyridazine

ethyl 2,4-dioxo-4-(pyridin-4-yl)butanoate

ethyl 2,4-dioxo-4-(pyridin-3-yl)butanoate

ethyl 3-(2,6-dimethoxyphenyl)-3-oxopropanoate