1,9-Bis(beta-3',4'-dimethoxyphenylethylamino)nonane dihydrobromide 1,9-Nonanediamine, N,N'-bis(3,4-dimethoxyphenethyl)-, dihydrobromide N,N'-Bis(3,4-dimethoxyphenethyl)-1,9-nonanediamine dihydrobromide RA6370000