6-{(E)-2-[4-(dimethylamino)phenyl]ethenyl}-8-isopropyl-1,1-dimethoxy-11-methylheptaleno[4,5-c]furan-3(1H)-one

methyl 1-{(E)-2-[4-(dimethylamino)phenyl]ethenyl}-4-formyl-9-isopropyl-6-methylheptalene-5-carboxylate