Spiro[5.5]undeca-1,8-dien-3-one, 1,5,5,9-tetramethyl-

trans-Monocyclo-farnesol,(trans-3-Methyl-5-[2,6,6-trimethyl-cyclohexenyl-(1)]-penten-(2)-ol-(1))

(E)-3-methyl-5-(2',6',6'-trimethylcyclohex-1'-en-1'-yl)pent-2-en-1-ol

5,5,9-Trimethyl-spiro[5.5]undeca-2,8-dien-1-one

5,5,9-Trimethyl-spiro[5.5]undeca-3,8-dien-1-one