2,3-Epoxy-3-methyl-1-phenyl-2-(phenylsulfinyl)butane

2-Benzyl-2-methylthio-3-methylbutansaeure

benzyl 2,2-dimethyl-3-oxo-4-phenylbutanoate

1-phenyl-3-methyl-2-butanone 2,4-dinitrophenylhydrazone

3-甲基-2-丁酮