Synonyms: 2,3-Quinoxalinediol, 6-methoxy- (6CI,8CI);2(1H)-Quinoxalinone,3-hydroxy-6-methoxy- (7CI);6-methoxy-1,4-dihydroquinoxaline-2,3-dione;2,3-quinoxalinediol, 6-methoxy-;2,3-quinoxalinedione, 1,4-dihydro-6-methoxy-;6-methoxy-1,4-dihydroquinoxaline-2,3-dione;6-methoxyquinoxaline-2,3-diol;