1,3-benzodioxole, 5-[(1S,3aR,4S,6aR)-4-(3,4-dimethoxyphenyl)tetrahydro-1H,3H-furo[3,4-c]furan-1-yl]-4-methoxy- 2'-Methoxykobusin 5-[4-(3,4-Dimethoxy-phenyl)-tetrahydro-furo[3,4-c]furan-1-yl]-4-methoxy-benzo[1,3]dioxole InChI=1/C22H24O7/c1-23-16-6-4-12(8-18(16)24-2)19-14-9-27-20(15(14)10-26-19)13-5-7-17-22(21(13)25-3)29-11-28-17/h4-8,14-15,19-20H,9-11H2,1-3H3/t14-,15-,19+,20+/m0/s rel-5-[(1R,3aS,4R,6aS)-4-(3,4-dimethoxyphenyl)tetrahydro-1H,3H-furo[3,4-c]furan-1-yl]-4-methoxy-1,3-benzodioxole