1-Propanaminium, N,N'-(dithiobis(4,1-phenyleneazo-4,1-phenylene(ethylimino)-2,1-ethanediyl))bis(3-amino-N,N-dimethyl-, dichloride 66755-08-6 N,N'-(Dithiobis(4,1-phenyleneazo-4,1-phenylene(ethylimino)-2,1-ethanediyl))bis(3-amino-N,N-dimethyl-1-propanaminium)dichloride