15569-50-3 8.beta-Hydroxy-3-oxo-eudesma-1,4(14),11(13)-trien-12-oic acid, .gamma.-lactone AIDS-010679 AIDS010679 Dehydrofarinosin Encelin NSC311053 Naphtho[2,3-b]furan-2,6(3H,4H)-dione, 3a,4a,5,8a,9,9a-hexahydro-8a-methyl-3,5-bis(methylene)-, (3aR,4aR,8aS,9aR)-