Synonym(s): 5,5',6,6'-Tetrachloro-1,1',3,3'-tetraethyl-imidacarbocyanine iodide; 5,5',6,6'-Tetrachloro-1,1',3,3'-tetraethylbenzimidazolocarbocyanine iodide; CBIC2(3) Empirical Formula: C₂₅H₂₇Cl₄IN₄ Linear Formula: …