2-[(2-methyl-5-propan-2-ylcyclopentyl)methyl]cyclopent-2-en-1-one

2-[(2-methyl-5-propan-2-ylcyclopentyl)methyl]cyclohex-2-en-1-one

3-(2-methyl-5-prop-1-en-2-ylcyclopentyl)-1-phenylpropan-1-one

3-[(2-methyl-5-prop-1-en-2-ylcyclopentyl)methyl]pentane-2,4-dione

2 6-二甲基-2 顺式-6-辛二烯