1H-INDOLE-3-METHANAMINIUM, 5,5'-(1,2-ETHANEDIYL)BIS(N,N,N-TRIMETHYL)-, DIIODIDE 3,3'-Di(trimethylammoniummethyl)-1,2-(5,5'-diindolyl)ethane diiodide 5,5'-(1,2-Ethanediyl)bis(N,N,N-trimethyl)-1H-indole-3-methanaminium diiodide 90094-63-6