1H-benz[e]indene-6-carboxylic acid, 2,3,4,5,5a,6,7,8,9,9a-decahydro-6,9a-dimethyl-3-oxo-, methyl ester, (5aR,6R,9aS)- InChI=1/C17H24O3/c1-16-9-4-10-17(2,15(19)20-3)14(16)8-5-11-12(16)6-7-13(11)18/h14H,4-10H2,1-3H3/t14-,16-,17-/m1/s methyl rel-(5aR,6R,9aS)-6,9a-dimethyl-3-oxo-2,3,4,5,5a,6,7,8,9,9a-decahydro-1H-cyclopenta[a]naphthalene-6-carboxylate