替马沙星是什么，有什么用途啊？

基本信息：中文名称 替马沙星中文别名 1-(2,4-二氟苯基)-6-氟-1,4-二氢-7-(3-甲基-1-哌嗪基)-4-氧-3-喹啉羧酸;英文名称 1-(2,4-difluorophenyl)-6-fluoro-7-(3-methylpiperazin-1-yl)-4-oxoquinoline-3-carboxylic acid英文别名 [14C]-Temafloxacin;Temafloxacina [Spanish];1-(2,4-difluorophenyl)-6-fluoro-7-(3-methylpiperazin-1-yl)-1,4-dihydro-4-oxoquinoline-3-carboxylic acid;Temafloxacina;1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-4-oxo-7-(3-methyl-1-piperazinyl)-quinoline-3-carboxylic acid;Omniflox;Temafloxacinum [Latin];Temafloxacine;1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-7-(3-methyl-1-piperazinyl)-4-oxoquinoline-3-carboxylic acid;Temafloxacinum;Temafloxacine [French];Temafloxacin;CAS号 108319-06-8分子式 C21H18F3N3O3分子量 417.38100物化性质：折射率 1.603闪点 322.1ºC蒸汽压 1.11E-15mmHg at 25°C密度 1.427g/cm3沸点 608.9ºC at 760mmHg替马沙星的用途：抗菌药。