Sulfonium,ethyl(2-mercaptoethyl)(2-(ethylthio)ethyl)-,bromide,S-ester with O,O-dimethylphosphorothioate;Sulfonium,ethyl(2-(S-(O,O-dimethylphosphorothio))ethyl)(2-(ethylthio)ethyl)-,bromide;ethyl-(2-ethylsulfanyl-ethyl)-(2-dimethoxyphosphorylsulfanyl-ethyl)-sulfonium,bromide;2-dimethoxyphosphorylsulfanylethyl-ethyl-(2-ethylsulfanylethyl)sulfanium bromide;Aethyl-(2-aethylmercapto-aethyl)-(2-dimethoxyphosphorylmercapto-aethyl)-sulfonium,Bromid;