107746-52-1 2-Pyrrolidinone, 3-((3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl)methylene)-1-methoxy- 3-((3,5-Bis(1,1-dimethylethyl)-4-hydroxyphenyl)methylene)-1-methoxy-2-pyrrolidinone E 5110 N-Methoxy-3-(3,5-di-tert-butyl-4-hydroxybenzylidene)-2-pyrrolidone