4,4'-dimethylaminobenzophenonimide; 4,4'-imidocarbonyl-bis(n,n'-dimethyl)aniline; 4,4'-(imidocarbonyl)-bis(n,n'-dimethyl)-; Aniline; Apyonine auramine base; Auramine n base; Auramine o base; Auramine oo; Auramine ss; Bis(p-dimethylaminophenyl)methyleneimine; Brilliant oil yellow; C.i. basic yellow 2 (free base); C.i. solvent yellow 34; Fat yellow a; Glauramine; Tetramethyl-p-diamino-imido-benzophenme; Tetramethyldiaminodiphenylacetimine; Yellow pyoctanine.