英文同义词:
Favipiravir Impurity 5;6-fluoro-3-hydroxypyrazine-2-carboxylic acid;Favipiravir Carboxylic Acid;2-Pyrazinecarboxylic acid, 6-fluoro-3,4-dihydro-3-oxo-;6-fluoro-3-hydroxypyrazine-2-carboxylic acid ISO 9001:2015 REACH;6-FLUORO-3-HYDROXYPYRAZINE-2-CARBOXYLIC ACID, FAVIPIRAVIR impurity