英文同义词: | Ethyl-7,8-difluoro-4-hydroxy-quinoline-3-carboxylate;Ethyl-7,8-difluoro-4-hydroxy-quinoline-3-carboxylate(WS204676);ethyl 7,8-difluoro-1,4-dihydro-4-oxoquinoline-3-carboxylate;3-Quinolinecarboxylic acid, 7,8-difluoro-1,4-dihydro-4-oxo-, ethyl ester;Ethyl 7,8-difluoro-4-oxo-1,4-dihydroquinoline-3-carboxylate |