1H-INDOLE-2-METHANAMINIUM, 5,5'-METHYLENEBIS(N,N,N-TRIMETHYL-, BIS(METHYL SULFAT 1H-Indole-2-methanaminium, 5,5'-methylenebis(N,N,N-trimethyl-, bis(methyl sulfate) 2,2'-Di(trimethylammoniummethyl)-bis(5-indolyl)methane dimethylsulfate 5,5'-Methylenebis(N,N,N-trimethyl-1H-indole-2-methanaminium) bis(methyl sulfate) 90094-62-5