2-pent-4-enylcyclohexane-1,3-dione

4-pent-4-enylcyclohexane-1,3-dione

3-ethoxy-6-pent-4-enylcyclohex-2-en-1-one

(NE)-N-(3-phenylcyclohex-2-en-1-ylidene)hydroxylamine

6-chloro-1,2,3,9-tetrahydrocarbazol-4-one