1-25-00-00636 (Beilstein Handbook Reference) 4-((4,6-Dinitro-2-methyl-1H-benzimidazol-5-yl)amino)phenol 72766-21-3 BRN 0055649 Phenol, 4-((4,6-dinitro-2-methyl-1H-benzimidazol-5-yl)amino)-