"ChemAxon" . "1" . "4.99" . "C22H26N4O4" . "335.464" . "-3" . "7.99" . "2" . "SERJEANT,EP & DEMPSEY,B (1979)" . "4.58" . "InChI=1S/C17H36N2O2/c1-4-5-6-7-8-9-10-11-12-14-17(20)18-15-13-16-19(2,3)21/h4-16H2,1-3H3,(H,18,20)" . "4.5" . "6" . "0" . "3" . "39.09" . "InChIKey=FDDDEECHVMSUSB-UHFFFAOYSA-N" . "1-cyclopropyl-6-fluoro-4-oxo-7-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid" .