1-methyl-3,5-di-tert-butyl-4-oxo-2,5-cyclohexadienyl 3,5-di-tert-butyl-4-hydroxyperbenzoate

1-ethyl-3,5-di-tert-butyl-4-oxo-2,5-cyclohexadienyl 3,5-di-tert-butyl-4-hydroxyperbenzoate

3,5-二叔丁基-4-羟基苄醇

2,6-二叔-丁基-4-亚甲基环己-2,5-二烯-1-酮