(2E,4E,6E)-3,7-Dimethyl-7-(1,2,3,4-tetrahydro-4,4-dimethylchroman-6-yl)-2,4,6-heptatrienoic (E,E,E)-7-(3,4-Dihydro-4,4-dimethyl-2H-1-benzopyran-6-yl)-3-methyl-2,4,6-octatrienoic acid 108695-25-6 2,4,6-Octatrienoic acid, 7-(3,4-dihydro-4,4-dimethyl-2H-1-benzopyran-6-yl)-3-methyl-, (E,E,E)-