1-(4-Morpholinylacetyl)-4-((5-oxo-2-pyrrolidinyl)carbonyl)piperazine 110957-13-6 4-Morpholinocarbonylmethyl-1-(2-pyrrolidone-5-carbonyl)piperazine Piperazine, 1-(4-morpholinylacetyl)-4-((5-oxo-2-pyrrolidinyl)carbonyl)-