as compared to their conceptual parents , these agents retained a considerable amount of the antimicrobial potency and spectra of ciprofloxacin and of 6-fluoro-1-phenyl-7- ( 1-piperazinyl ) -1,4-dihydro-4-oxoquinoline-3-carboxy lic acid against gram-positives .
C1136254
antimicrobial
C0008809
ciprofloxacin