Synonyms: 2-Butenoicacid, 4-hydroxy-2-(hydroxymethyl)-,9-(acetyloxy)-2,3,3a,4,5,8,9,11a-octahydro-6,10-dimethyl-3-methylene-2-oxocyclodeca[b]furan-4-ylester, [3aR-[3aR*,4R*(E),6E,9R*,10Z,11aR*]]-; Cyclodeca[b]furan, 2-butenoicacid deriv.; Eupaformosanin