14106-40-2 2,5-Cyclohexadien-1-one, 4,4'-(1,2-ethenediylidene)bis(2,6-bis(1,1-dimethylethyl)- 4,4'-(1,2-Ethenediylidene)bis(2,6-bis(1,1-dimethylethyl)-2,5-cyclohexadien-1-one)