Showing structure for 3-{2-[3-(2-{4-hydroxy-1,5,5-trimethyl-3,6-dioxaspiro[bicyclo[2.2.2]octane-2,2'-oxan]-5'-yl}ethyl)-2,2-dimethyl-6-methylidenecyclohexyl]ethenyl}-5h-furan-2-one