Synonyms: Eremophila-1(10),7,11-trien-9-one,8,12-epoxy-6a-hydroxy-,isobutyrate (8CI); Propanoic acid, 2-methyl-,4,4a,5,6,7,9-hexahydro-3,4a,5-trimethyl-9-oxonaphtho[2,3-b]furan-4-yl ester,[4R-(4a,4ab,5b)]-; Isobutyric acid, ester with 8,12-epoxy-6a-hydroxyeremophila-1(10),7,11-trien-9-one (8CI);Naphtho[2,3-b]furan, propanoic acid deriv.; Epiadenostylone