66780-94-7 2-(furan-2-yl)-5,6,18,20-tetrahydroxy-14-methoxy-7,9,15,17,19,21,25-heptamethyl-10,26-dioxo-3-phenyl-9,10-dihydro-3H-9,4-(epoxypentadeca[1,11,13]trienoimino)furo[2',3':7,8]naphtho[1,2-d]imidazol-16-yl acetate 106621-84-5 2-Propenoicacid, 2-(hydroxymethyl)-,decahydro-8-hydroxy-4'-methyl-6,9-bis(methylene)-2-oxospiro[azuleno[4,5-b]furan-3(2H),2'-oxetan]-4-ylester, [3S-[3a(S*),3aa,4a,6aa,8b,9aa,9bb]]-