1,4-PHENAZINEDIONE, 2,3-DIHYDROXY- 2,3-Dihydroxy-1,4-phenazinedione 2,3-Dihydroxy-1,4-phenazinequinone 23774-13-2 5-25-03-00374 (Beilstein Handbook Reference) BRN 0237377 NSC 111181