异丙叉丙酮

3,3-dimethyl-7-methylenecycloocta-1,5-dione

5,5-Dimethyl-3-(2'-hydroxy-2'-methyl-1'-propyl)-2-cyclohexen-1-on

ethyl (E)-2-(3-ethoxy-5,5-dimethylcyclohex-2-en-1-ylidene)acetate

3-isobutoxy-5,5-dimethyl-cyclohex-2-enone