1H-Imidazo(4,5-b)quinoxalinium, 6-chloro-2-methyl-1,3-diphenyl-, 4-methylbenzenesulfonic acid salt (1:1) 1H-Imidazo(4,5-b)quinoxalinium, 6-chloro-2-methyl-1,3-diphenyl-, salt with 4-methylbenzenesulfonic acid (1:1) 25983-11-3 41450-81-1 6-Chloro-1,3-diphenyl-2-methylimidazo(4,5-b)quinoxalinium, 4-methylbenzenesulfonic acid salt