16405-22-4 3-AZA-9-AZONIABICYCLO(3.3.1)NONANE, 9,9'-(m-PHENYLENEBIS(OXYETHYLENE))BIS(3,9-DI 3-Aza-9-azoniabicyclo(3.3.1)nonane, 9,9'-(m-phenylenebis(oxyethylene))bis(3,9-dimethyl-, dibromide