6-(4-chlorophenyl)-4-methyl-2-oxo-1H-pyridine-3-carbonitrile

4-(p-chlorophenyl)-6-methyl-3-cyano-2-pyridone

3-(4-chlorophenyl)-5-methylpyrazolidine

4-(4-chlorophenyl)-3,6-dimethyl-[1,2]oxazolo[3,4-d]pyridazin-7-one

1-(4-chlorophenyl)-2-hydroxyiminobutane-1,3-dione