2-Propenamide, 3-(3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl)- 3-(3,5-Bis(1,1-dimethylethyl)-4-hydroxyphenyl)-2-propenamide 34745-95-4 beta-Carbamoyl-3,5-di-tert-butyl-4-hydroxystyrene