Benzaldehyde,3-chloro-4,6-dihydroxy-2-methyl-5-[3-methyl-5-(6,7,8-trimethyl-1,4-dioxaspiro[4.5]dec-7-yl)-2,4-pentadienyl]-, (6a,7b,8a)-(±)-

2,3,4-trimethyl-3-vinylcyclohexanone

6,7,8-trimethyl-7-vinyl-1,4-dioxaspiro<4.5>decane