2,6-Spiro(3.3)heptanebis(methylamine), N,N'-bis(2-chlorobenzyl)-, dihydrochloride 981-41-9 Benzylamine, N,N'-(2,6-spiro(3.3)heptylenedimethylene)bis(2-chloro-, dihydrochloride N,N'-(2,6-Spiro(3.3)heptylenedimethylene)bis(2-chlorobenzylamine) dihydrochloride N,N'-Bis(2-chlorobenzyl)-2,6-spiro(3.3)heptanebis(methylamine) dihydrochloride