乙基5-氧代-5-苯基戊酸酯

2-methyl-1,4-diphenylbutane-1,4-dione

3-methyl-2,5-diphenylfuran

2-(2-氧代-2-苯乙基)-环己酮

2-(2-oxocyclohexyl)cyclohexan-1-one