1,6-Octadien-3-one, 1-(1,3-benzodioxol-5-yl)-7-methyl- 56751-03-2 7-Methyl-1-(3,4-methylenedioxyphenyl)octa-1,6-dien-3-one OCTA-1,6-DIEN-3-ONE, 7-METHYL-1-(3,4-METHYLENEDIOXYPHENYL)-