[Description]
Poly[oxy-1,2-ethanediyl(dimethyliminio)-1,3-propanediyliminooxomethyleneimino-1,3-propanediyl(dimethyliminio)-1,2-ethanediyl dichloride]poly[oxy-1,2-ethanediyl(dimethyliminio)-1,3-propanediylimino-(1,6-dioxo-1,6-hexanediyl)imino-1,3-propanediyl(dimethylim |