1-Cyclopropyl-6-fluoro-8-methoxy-7-(3-amino-1-pyrrolidinyl)-1,4-dihydro-4-oxoquinoline-3-carboxylic acid
7-((S)-3-amino-1-pyrrolidinyl)-1-cyclopropyl-6-fluoro-1,4-dihydro-8-hydroxy-4-oxoquinoline-3-carboxylic acid
premafloxacin
7-(3-amino-piperidin-1-yl)-1-cyclopropyl-6-fluoro-8-methoxy-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid
gatifloxacin