139402-21-4 1H,3H-Furo(3,4-c)furan-1-one, 3,6-di-1,3-benzodioxol-5-yltetrahydro-, (3R-(3alpha,3aalpha,6alpha,6aalpha))- 4-Oxo-2,6-bis(3',4'-methylenedioxyphenyl)-3,7-dioxabicyclo(3.3.0)octane 4-Oxosesamin Genkdaphine