25910-85-4 6-Ethoxy-1-methyl-2-(3-nitrostyryl)quinolinium methyl sulphate 6-Ethoxy-1-methyl-2-(m-nitrostyryl)quinolinium methosulfate EINECS 247-336-6 Quinolinium, 6-ethoxy-1-methyl-2-(2-(3-nitrophenyl)ethenyl)-, methyl sulfate