17747-53-4 3-AZA-9-AZONIABICYCLO(3.3.1)NONANE, 9,9'-HEXAMETHYLENEBIS(3-BENZYL-9-METHYL-, DI 3-Aza-9-azoniabicyclo(3.3.1)nonane, 9,9'-hexamethylenebis(3-benzyl-9-methyl-, diiodide 9,9'-Hexamethylenebis(3-benzyl-9-methyl-3-aza-9-azoniabicyclo(3.3.1)nonane iodide)