2(1H)-Pyridinone, 4-hydroxy- 2(1H)-Pyridinone, 4-hydroxy- (9CI) 2(1H)-Pyridinone,4-hydroxy 2(1H)-Pyridone, 4-hydroxy- 2,4-DIHYDROXYPYRIDINE 2,4-Pyridinediol 3-Deazauracil 4-Hydroxy-2(1H)-pyridinone 4-Hydroxy-2-pyridone 626-03-9 EINECS 210-924-8 NSC 119859 NSC 37839