2-乙酰基-5,5-二甲基-1,3-环己二酮

N-芴甲氧羰基-N’-[1-(4,4-二甲基-2,6-二氧代环己基亚甲基)-3-甲基丁基]-L-赖氨酸

4,4-dimethyl-2-oxo-N-prop-2-enylcyclopentane-1-carboxamide

5,5-二甲基-3-(1-哌啶氨基)-2-环己烯-1-酮

3-(2-hydroxy-4,4-dimethyl-6-oxocyclohexen-1-yl)-2,6,6-trimethyl-1-phenyl-5,7-dihydroindol-4-one