2,2'-Dicarboxydiphenylamine 2,2'-Diphenylaminedicarboxylic acid 2,2'-Iminodibenzoic acid 579-92-0 Benzoic acid, 2,2'-iminobis- Benzoic acid, 2,2'-iminodi- Diphenylamine-2,2'-dicarboxylic acid NSC27841 Vanadox WLN: QVR BMR BVQ