3-Methylcyclohexanone 2,4-dinitrophenylhydrazone

3-(2-phenylethyl)cyclohex-2-en-1-one

[(Z)-(3-methylcyclohex-2-en-1-ylidene)amino]urea

3-oxo-1-phenylcyclohexane-1-carbonitrile

1,2,3,9-tetrahydrofluoren-4-one