(3R-trans)-4-(1,3-Benzodioxol-5-ylmethyl)-3-((3,4-dimethoxyphenyl)methyl)dihydro-2(3H)-furanone 2(3H)-Furanone, 4-(1,3-benzodioxol-5-ylmethyl)-3-((3,4-dimethoxyphenyl)methyl)dihydro-, (3R-trans)- 40456-51-7 Bursehernin