4-(4-Dimethylaminostyryl)-1-dodecylpyridinium 4-(p-Dimethylaminostyryl)-1-dodecylpyridinium p-toluenesulfonate 4-Dmas-DP 85687-99-6 Pyridinium, 4-(2-(4-(dimethylamino)phenyl)ethenyl)-1-dodecyl-