label: 7-(3-amino-2-methyl-1-azetidinyl)-1-(2,4-difluorophenyl)-1,4-dihydro-6-fluoro-4-oxo-3-quinolinecarboxylic acid
label_lc: 7-(3-amino-2-methyl-1-azetidinyl)-1-(2,4-difluorophenyl)-1,4-dihydro-6-fluoro-4-oxo-3-quinolinecarboxylic acid