Synonyms: Spiro[benzo[4,5]cyclodeca[1,2-b]furan-12(2H),2'-oxiran]-2-one,8,9,13-tris(acetyloxy)-4-chloro-1,3a,4,5,8,8a,9,10,11,12a,13,13a-dodecahydro-13a-hydroxy-1,8a-dimethyl-5-methylene-,(1R*,3aR*,4S*,6E,8S*,8aR*,9S*,12R*,12aS*,13S*,13aR*)-(+)-; (+)-Junceellolide C;Junceellolide C