title: The 2,2'-dicyano-1,1'-dimethyl-4,4'-bipyridylium di-cation: a viologen indicator with a high redox potential.
mesh_terms: D004579:Electron Transport; D007202:Indicators and Reagents; D010084:Oxidation-Reduction; D011726:Pyridinium Compounds
chemical_list: D007202:Indicators and Reagents; D011726:Pyridinium Compounds