6-benzocyclooctenecarboxylic acid, dodecahydro-5-methyl-10-oxo-, methyl ester, (4aS,5S,6S,10aS)- InChI=1/C15H24O3/c1-10-11-6-3-4-7-13(11)14(16)9-5-8-12(10)15(17)18-2/h10-13H,3-9H2,1-2H3/t10-,11-,12-,13-/m0/s methyl rel-(4aR,5R,6R,10aR)-5-methyl-10-oxododecahydrobenzo[8]annulene-6-carboxylate