(2E,6E)-3,7-dimethyl-8-oxoocta-2,6-dien-1-yl 2,4,6-trimethylbenzoate

(2E,6E)-8,11-dihydroxy-3,7-dimethyldodeca-2,6-dien-9-yn-1-yl 2,4,6-trimethylbenzoate