64611-81-0 N-Methyl-N-oleyl-N,N-bis-(polyoxyethanol)ammonium, methylsulfate Poly(oxy-1,2-ethanediyl), alpha,alpha'-((methyl-(9Z)-9-octadecenyliminio)di-2,1-ethanediyl)bis(omega-hydroxy-, methyl sulfate (salt) Poly(oxy-1,2-ethanediyl), alpha,alpha'-((methyl-9-octadecenyliminio)di-2,1-ethanediyl)bis(omega-hydroxy-, (Z)-, methyl sulfate (salt)