1-Carbamoylmethyl-3-benzylaminomethylenepyrrolidine-2,4-dione 1-Pyrrolidineacetamide, 2,4-dioxo-3-(((phenylmethyl)amino)methylene)- 141581-89-7 2,4-Dioxo-3-(((phenylmethyl)amino)methylene)-1-pyrrolidineacetamide