3,6-二甲基-1,2-苯二酚

2,5-二甲基-3,6-二氮杂环丙烷基-1,4-苯醌

2,5-二甲基-对苯醌

3-hydroxy-2,5-dimethylcyclohexa-2,5-diene-1,4-dione

3,6-dimethylbenzene-1,2,4-triol