Synonyms: 2-(ethyl-(1,1,2,2,3,3,4,4,4-nonafluorobutylsulfonyl)amino)ethyl 2-methylprop-2-enoate;2-(ethyl-(1,1,2,2,3,3,4,4,5,5,5-undecafluoropentylsulfonyl)amino)ethyl 2-methylprop-2-enoate;2-(ethyl-(1,1,2,2,3,3,4,4,5,5,6,6,6-tridecafluorohexylsulfonyl)amino)ethyl 2-methylprop-2-enoate;2-(ethyl-(1,1,2,2,3,3,4,4,5,5,6,6,7,7,7-pentadecafluoroheptylsulfonyl)amino)ethyl 2-methylprop-2-enoate;2-(ethyl-(1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluorooctylsulfonyl)amino)ethyl 2-methylprop-2-enoate