ethyl 1-ethyl-6-fluoro-7-(piperazin-1-yl)-4(1H)-quinolone-3-carboxylate

二乙基[[(3-氯-4-氟苯基)氨基]亚甲基]丙二酸酯

7-氯-6-氟-4-4羟基-3-喹啉甲酸乙酯

ethyl 6-fluoro-4-hydroxy-7-(piperazin-1-yl)quinoline-3-carboxylate