Synonyms: 1,2-Pyrrolidinedicarboxamide, N,N'-bis(4-oxo-4H-1-benzopyran-2-yl)-5-oxo-;N,N'-Bis(4-oxo-4H-1-benzopyran-2-yl)-5-oxo-1,2-pyrrolidinedicarboxamide;N-(Carbonamido-2 chromone)-1-((chromonyl amino)-2 carbonyl)-5 pyrrolidone-2;N-(Carbonamido-2 chromone)-1-((chromonyl amino)-2 carbonyl)-5 pyrrolidone-2 [French];5-oxo-N,N'-bis(4-oxo-4H-chromen-2-yl)pyrrolidine-1,2-dicarboxamide