Synonyms: (3ar,4as,5r,7s,7as,8r,9ar)-4a,8-dimethyl-3-methylidene-2-oxododecahydroazuleno[6,5-b]furan-5,7-diyl diacetate;3393-72-4;AC1L4H84;4-O-Acetyl-6-desoxychamissonolide;KST-1A3956;AR-1A3942;[(3aR,5R,5aS,6S,8R,8aS,9aR)-8-acetyloxy-5,8a-dimethyl-1-methylidene-2-oxo-4,5,5a,6,7,8,9,9a-octahydro-3aH-azuleno[6,5-b]furan-6-yl] acetate;83799-26-2;Azuleno(6,5-b)furan-2(3H)-one, 5,7-bis(acetyloxy)decahydro-4a,8-dimethyl-3- methylene-, (3aR,4aS,5R,7S,7aS,8R,9aR)-