1,2,3,4-Tetrahydro-2,3-dioxoquinoxaline;1,4-Dihydro-2,3-quinoxalinedione;2,3(1H,4H)-Quinoxalinedione;2,3-Dihydroxyquinoxaline;2,3-Quinoxalinediol;NSC 8698;NSC 9431;
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