Synonyms: 5H-2,4a-Ethanonaphthalen-5-one,1,2,6,7,8,8a-hexahydro-3,8,8a-trimethyl-, (2R,4aS,8R,8aS)-(-)- (8CI);5H-2,4a-Ethanonaphthalen-5-one, 1,2,6,7,8,8a-hexahydro-3,8,8a-trimethyl-,[2R-(2a,4aa,8a,8aa)]-; (-)-Isoishwarone;Isoishwarone; endo-Isoishwarone