5-甲基-5-己烯-2-醇

5-bromohex-5-en-2-one

4-(3,5-ditert-butyl-4-hydroxyphenyl)butan-2-one

3-(2-羧基苯基)戊烷-2,4-二酮

3,5-dimethyl-4H-1,2-oxazol-5-ol