. "Gummadiol" . . "Gummadiol" . . . . . . . . . . . . . . . "1,4-Dihydroxysesamin" . . . "(2R,3R,3aS,6S,6aR)-3,6-Di(2H-1,3-benzodioxol-5-yl)dihydro-1H,3H-furo[3,4-c]furan-1,3a(4H)-diol" . "gummadiol" .