1,1'-(1,6-Hexanediyl)bis(4-(4-(dimethylamino)phenyl)-2,6-diphenylpyridinium) diperchlorate 89141-77-5 Pyridinium, 1,1'-(1,6-hexanediyl)bis(4-(4-(dimethylamino)phenyl)-2,6-diphenyl-, diperchlorate