1,3-Diethyl-2-(2-(1-methyl-2-phenyl-1H-indol-3-yl)vinyl)-1H-imidazo(4,5-b)quinoxalinium toluene-p-sulphonate 1,3-Diethyl-2-(2-(1-methyl-2-phenyl-3-indolyl)vinyl)imidazo(4,5-b)quinoxolinium 4-methylbenzenesulfonate 1H-Imidazo(4,5-b)quinoxalinium, 1,3-diethyl-2-(2-(1-methyl-2-phenyl-1H-indol-3-yl)ethenyl)-, salt with 4-methylbenzenesulfonic acid (1:1) 29329-88-2 EINECS 249-561-5