4-ethylheptan-2-one

3-nonylthiolane

5-ethyl-3,8-dimethyldodeca-1,3,4,8-tetraen-6-yne

1-acetoxy-3,8-dimethyl-2,8-dodecadiene-4,6-diyne

1-acetoxy-3,8-dimethyl-6-ethyl-2,6,7,9-decatetraen-4-yne