EINECS 256-503-2, 2-Propenoic acid, 2-[methyl[(3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluorooctyl)sulfonyl]amino]ethyl ester, 2-[Methyl[(perfluorohexyl)ethylsulfonyl]amino]ethyl 2-propenoate, 2-[methyl[(3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluorooctyl)sulphonyl]amino]ethyl acrylate, 2-Propenoic acid, 2-(methyl((3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluorooctyl)sulfonyl)amino)ethyl ester, 2-(Methyl((3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluorooctyl)sulphonyl)amino)ethyl acrylate