5-溴-6-氯烟酸乙酯

ethyl 1-cyclopropyl-6-fluoro-7-[4-[(2-methylpropan-2-yl)oxycarbonyl]piperazin-1-yl]-4-oxoquinoline-3-carboxylate

ethyl 8-nitronaphthalene-2-carboxylate

ethyl 8-chloronaphthalene-2-carboxylate

3-苯基香豆素