2-methyl-2-prop-2-enylpenta-3,4-dien-1-ol

4-(butoxymethyl)-4-methylhepta-1,2,6-triene

5-methylhept-1-en-6-yne

1-ethenylidene-2-prop-2-enylcyclohexane

4,4-diethylhepta-1,2,6-triene