英文别名dicyclohexylamine salt of 6-fluoro-3-hydroxy-2-pyrazinecarbonitrile; Favipiravir Impurity 3; 6-Fluoro-3-Hydroxy-2-pyrazinecarbonitrile compound with N-Cyclohexylcyclohexanamine(1:1); 2-Pyrazinecarbonitrile, 6-fluoro-3,4-dihydro-3-oxo-, compound with N-cyclohexylcyclohexanamine; 6-fluoro-3-hydroxypyrazine-2-carbonitrile dicyclohexylamine salt; 6-Fluoro-3-oxo-3,4-dihydropyrazine-2-carbonitrile compound with dicyclohexylamine (1:1); 6-Fluoro-3-hydroxy-2-pyrazinecarbonitrile dicyclohexylamine salt; Favipiravir N-1 Int. 
