ethyl 2-acetyl-5,9,13-trimethyltetradecanoate

6,10,14-三甲基十五碳-5,9,13-三烯-2-酮

三甲基-1,5,9-环十二碳三烯

4,8-dimethyl-12-oxotrideca-4,8-dienal

香叶基丙酮