2-(2-(1,2-Diphenyl-1H-indol-3-yl)vinyl)-1,3,3-trimethyl-3H-pyrrolo(2,3-b)pyridinium toluene-p-sulphonate 3H-Pyrrolo(2,3-b)pyridinium, 2-(2-(1,2-diphenyl-1H-indol-3-yl)ethenyl)-1,3,3-trimethyl-, salt with 4-methylbenzenesulfonic acid (1:1) 63123-18-2 EINECS 263-868-1