1-Dodecil-2-pirrolidona [Portuguese] 1-Dodecil-2-pirrolidona [Spanish] 1-Dodecil-2-pirrolidone [Italian] 1-Dodecyl-2-pyrrolidon [Danish] 1-Dodecyl-2-pyrrolidon [Dutch] 1-Dodecyl-2-pyrrolidon [German] 1-Dodecyl-2-pyrrolidone 1-Dodecyl-2-pyrrolidone [French] EE4037301 Surfadone LP-300 surfactant