135557-24-3 2-Butenoic acid,2-methyl-,(3aR,4S,6E,10Z,- 11aR)-6-formyl-2,3,3a,4,5,8,9,11a-octahydro- 10-(hydroxymethyl)-3-methylene-2-oxocyclodeca[ b]furan-4-yl ester,(2Z)- 1355-62-0 3-ethenyl-9-methoxy-2-[(6-methoxy-2,3,4,9-tetrahydro-1H-beta-carbolin-1-yl)methyl]-1,2,3,4,6,7,12,12b-octahydroindolo[2,3-a]quinolizine 135574-52-6 Aspidospermidin-21-oicacid,3,4-didehydro-15-(2,3,3a,5,6,11c-hexahydro-8,11c-dihydroxy-3-methyl-6-oxo-1H-indolo[3,2,1-de][1,5]naphthyridin-11b(4H)-yl)-17,19-dihydroxy-16-methoxy-1-methyl-,g-lactone, [15(11bR,11cR)]-