15549-97-0 5,6,9-[1]Butanyl[4]ylidene-5H-benz[6,7]indeno[7a,1-b]pyrrole-10-carboxylicacid,9-(acetyloxy)-11-(benzoyloxy)-1,2,3,4,4a,6,7,7a,8,9,11,11a-dodecahydro-2-hydroxy-1-methoxy-15-methyl-,methyl ester, (1S,2R,4aS,4bS,5R,6S,7aR,9S,11R,11aR,12R,15R)- (9CI) 155515-20-1 2-Oxatricyclo[13.2.2.13,7]eicosa-3,5,7(20),10,15,17,18-heptaen-12-one,4,5,10-trimethoxy-, (E)-