3,4-二氟苯胺

6-fluoro-1-methyl-7-[4-(5-methyl-2-oxo-1,3-dioxolen-4-yl)-methyl-1-piperazinyl]-4-oxo-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylic acid acetonitrile solvate

ethyl 7,6-difluoro-4-hydroxy-2-mercaptoquinoline-3-carboxylate

6,7-二氟-1-甲基-4-氧代-4H-[1,3]噻嗪[3,2-a]并喹啉-3-羧酸乙酯

ethyl 6,7-difluoro-4-hydroxy-2-[(methoxymethyl)thio]-quinoline-3-carboxylate