1,4-Cyclohexanebis(methylamine), N,N'-bis(4-dimethylaminobenzyl)-, tetrahydrochloride 1254-80-4 Benzylamine, N,N'-(1,4-cyclohexylenedimethylene)bis(4-dimethylamino-, tetrahydrochloride N,N'-(1,4-Cyclohexylenedimethylene)bis(4-dimethylaminobenzylamine) tetrahydrochloride N,N'-Bis(4-dimethylaminobenzyl)-1,4-cyclohexanebis(methylamine) tetrahydrochloride