Synonyms: 2-Naphthalenecarboxamide, N,N'-(3,3'-dimethyl(1,1'-biphenyl)-4,4'-diyl)bis(3-hydroxy-;N,N'-(3,3'-Dimethyl(1,1'-biphenyl)-4,4'-diyl)bis(3-hydroxynaphthalene-2-carboxamide);N,N'-(3,3'-dimethylbiphenyl-4,4'-diyl)bis(3-hydroxynaphthalene-2-carboxamide)