dimethyl{3-[(2-methyl-1-oxoallyl)amino]propyl}-3-sulfopropylammonium hydroxide, EINECS 226-003-9, 3-(dimethyl{3-[(2-methylacryloyl)amino]propyl}ammonio)propane-1-sulfonate, Ralu and Mer SPP, 3-[N-(3-methacrylamidopropyl)-N,N-dimethyl]ammoniopropane sulfonate, N-(3-sulfopropyl)-N-methacryloylamido-propyl-N,N-dimethylammonium betaine, N,N-dimethyl-N-(3-sulfopropyl)-3'-methacrylamidopropanaminium inner salt, [3-(Methacryloylamino)propyl]dimethyl(3-sulfopropyl)ammonium hydroxide inner salt