(+)-6,11-Epoxy-isodaucane 2,2,4a,8-Tetramethyl-decahydro-1-oxa-cyclopenta[cd]azulene 2H-azuleno[8,1-bc]furan, decahydro-2,2,4a,8-tetramethyl-, (2aS,4aR,8R,8aR)- InChI=1/C15H26O/c1-10-6-5-8-15(4)9-7-11-12(15)13(10)16-14(11,2)3/h10-13H,5-9H2,1-4H3/t10-,11+,12?,13-,15-/m1/s rel-(2aR,4aS,8S,8aS)-2,2,4a,8-tetramethyldecahydro-2H-azuleno[8,1-bc]furan