1-Pyrrolidineacetamide, N-(1-methyl-2-pyrrolidinylidene)-2-oxo- 92884-68-9 BRN 5558364 N-(1-Methyl-2-pyrrolidinylidene)-2-oxo-1-pyrrolidineacetamide N-(1-Methyl-2-pyrrolidinylidene)-alpha-(pyrrolid-2-on-1-yl)acetamidine