10,10-二甲基蒽酮

4',4',10,10-tetramethyl-3'-phenyl-9,10-dihydroanthracene-9-spiro-2'-oxazolidin-5'-one

benzhydryl 3-methylbutanoate

3-乙氧基-2,2-二甲基环丁烷酮

4,4,4-trichloro-2,2-dimethyl-3-oxobutanoyl chloride