1,3-benzodioxole, 5,5'-[(2R,3R,4R,5R)-tetrahydro-3,4-dimethyl-2,5-furandiyl]bis[7-methoxy- 5,5'-[(2R,3R,4R,5R)-3,4-dimethyltetrahydrofuran-2,5-diyl]bis(7-methoxy-1,3-benzodioxole) InChI=1/C22H24O7/c1-11-12(2)20(14-6-16(24-4)22-18(8-14)26-10-28-22)29-19(11)13-5-15(23-3)21-17(7-13)25-9-27-21/h5-8,11-12,19-20H,9-10H2,1-4H3/t11-,12-,19-,20-/m1/s rel-(7R,8R,7'R,8'R)-3,4,3',4'-Dimethylenedioxy-5,5'-dimethoxy-7,7'-epoxylignan