1,2-Dihydro-1,2-(tetrahydrofurfuryl-1,3-dioxopropylen)benzo(c)cinnolin;2-Tetrahydrofurfuryl-1H-benzo(c)pyrazolo(1,2-a)cinnoline-1,3(2H)-dione;Cinnofuradiona;Cinnofuradionum
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