2-(1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluorooctylsulfonyl-methyl-amino)ethyl 2-methylprop-2-enoate 2-(methyl-(1,1,2,2,3,3,4,4,4-nonafluorobutylsulfonyl)amino)ethyl 2-methylprop-2-enoate 2-(methyl-(1,1,2,2,3,3,4,4,5,5,5-undecafluoropentylsulfonyl)amino)ethyl 2-methylprop-2-enoate 2-(methyl-(1,1,2,2,3,3,4,4,5,5,6,6,6-tridecafluorohexylsulfonyl)amino)ethyl 2-methylprop-2-enoate 2-(methyl-(1,1,2,2,3,3,4,4,5,5,6,6,7,7,7-pentadecafluoroheptylsulfonyl)amino)ethyl 2-methylprop-2-enoate 2-Propenoic acid, 2-methyl-, 2-[[(heptadecafluorooctyl) sulfonyl]methylamino]ethyl ester, polymer with 2-[methyl[(nonafluorobutyl)sulfonyl]amino]ethyl 2-methyl-2-propenoate, 2-[methyl[(pentadecafluoroheptyl) sulfonyl]amino]ethyl 2-methyl-2-propenoate, 2-[