ethyl 7-methyl-3-oxooct-6-enoate

2-(3-methylbut-2-enyl)cyclododecan-1-one

trimethyl(6-methylhept-5-en-1-ynyl)silane

1-(4-chlorophenyl)-4-methylpent-3-en-1-one

5-(4-chlorophenyl)-2,8-dimethylnona-2,7-dien-5-ol