1,3,3-Trimethyl-2-((methyl(4-(phenylazo)phenyl)hydrazono)methyl)-3H-indolium chloride 3H-Indolium, 1,3,3-trimethyl-2-((methyl(4-(phenylazo)phenyl)hydrazono)methyl)-, chloride 72984-92-0 EINECS 277-172-0