has role 9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid antibacterial drug dextrofloxacin dextrofloxacine (R)-ofloxacin CHEBI:46577 DR-3354 D-ofloxacin chebi_ontology DR 3354 D-levofloxacin R-(+)-ofloxacin The (<i>R</i>)-enantiomer of ofloxacin. DR3354 R-ofloxacin (+)-ofloxacin (R)-(+)-ofloxacin EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor topoisomerase IV inhibitor DNA synthesis inhibitor levofloxacin quinolone antibiotic fluoroquinolone antibiotic