2,4-di-tert-butyl-2-(2-oxo-butyl)-furan-3-one

2,6-二叔丁基苯醌

3,3',5,5'-四叔丁基-4,4'-联苯醌

5,5'-bi(5-ethyl-2,7-di-tert-butyl-4-oxa-2,6-cycloheptadienone)

四叔丁基联苯酚