4-(cyclohexen-1-yl)but-3-yn-1-ol

[2-(cyclohexen-1-yl)-2-oxoethyl] benzoate

1-penta-1,4-dien-2-ylcyclohexene

1-(4-methylhepta-1,6-dien-4-yl)cyclohexene

1-ethynyl-2-prop-2-enylcyclohexane