3,3'-Bis(p-aminobenzyl)-4,4'-diaminodiphenylmethane 4,4'-Methylenebis(2-((4-aminophenyl)methyl)aniline) 65086-99-9 Benzenamine, 4,4'-methylenebis(2-((4-aminophenyl)methyl)- EINECS 265-389-3