Synonyms: 2-Butenoicacid, 2-methyl-,decahydro-6-hydroxy-6,8a-dimethyl-3-methylene-2-oxo-4H-bisoxireno[1,8a:2,3]azuleno[4,5-b]furan-4-ylester, [3aR-[3aa,4b(E),6a,6aR*,7ab,7bb,8ab,8ba,8cb]]-;4H-Bisoxireno[1,8a:2,3]azuleno[4,5-b]furan, 2-butenoic acid deriv.;Solidaginolide A