2-甲基-3,4,6-三氟苯甲酸

1-环丙基-6,7-二氟-5-甲基-4-氧代-3-喹啉羧酸

7-(3-aminopyrrolidin-1-yl)-1-cyclopropyl-5-ethyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid