3,3-dimethyl-5-oxohexanoic acid

3-溴-2-羟基-4,4,5,5-四甲基环戊-2-烯-1-酮

N-(2,6-dimethylhepta-2,5-dien-4-ylideneamino)-2,4-dinitroaniline

异佛尔酮

3,3-二甲基丙烯酸