1beta,10alphaH-Ambrosa-2,11(13)-dien-12-oic acid, 1,6beta-dihydroxy-4-oxo-, gamma-lactone 20555-04-8 Azuleno(4,5-b)furan-2,9-dione, 3,3a,4,5,6,6a,9a,9b-octahydro-6a-hydroxy-6,9a-dimethyl-3-methylene-, (3aS,6S,6aR,9aS,9bR)- Azuleno(4,5-b)furan-2,9-dione, 3,3a,4,5,6,6a,9a,9b-octahydro-6a-hydroxy-6,9a-dimethyl-3-methylene-, (3aS-(3aalpha,6beta,6abeta,9abeta,9balpha))- Epiparthenin Hymenin