英文名称:1-Propanesulfonic acid, 2-methyl-2-(1-oxo-2-propenyl)amino-, monosodium salt, polymer with 1-ethenyl-2-pyrrolidinone and 2-propenamide; 1-Propanesulfonic acid, 2-methyl-2-(1-oxo-2-propenyl)amino-, monosodium salt, polymer with 1-ethenyl-2-pyrrolidinone and 2-propenamide