methyl 3,7,11-trimethyl-2Z,6E,10-dodecatrienoate

(E)-3,7,11-trimethyl-6,10-dodecadienoic acid

(E)-1,1-dimethoxy-8-oxo-4-methyl-4-nonene

(E)-2-(6,10-dimethylundeca-5,9-dien-2-yl)malonic acid

Diethyl [(E)-1,5,9-trimethyldeca-4,8-dienyl]malonate