Synonyms: Isohelenin;NSC 241036;Eudesma-4(14),11(13)-dien-12-oicacid, 8b-hydroxy-, g-lactone (8CI);Isoalantolactone(6CI,7CI);Naphtho[2,3-b]furan-2(3H)-one,decahydro-8a-methyl-3,5-bis(methylene)-, [3aR-(3aa,4aa,8ab,9aa)]-;(+)-Isoalantolactone;5aH-Eudesma-4(15),11(13)-dien-12,8b-olide;