ethyl 3,7-dimethyl-9-[(2-methylpropan-2-yl)oxy]non-2-enoate

ethyl tetradec-2-enoate

(4-tert-butylcyclohexyliden)acetic acid ethyl ester

ethyl 2-(4-tert-butylcyclohexen-1-yl)acetate

ethyl 3-(5-chloro-1-benzofuran-2-yl)prop-2-enoate