o-3-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-

7h-pyrido(3,2,1-ij)(4,1,2)benzoxadiazine-6-carboxylicacid,2,3-dihydro-9-fluor

8-Fluoro-3-methyl-9-(4-methyl-piperazin-1-yl)-6-oxo-2,3-dihydro-1H,6H-1,3,3a-triaza-phenalene-5-carboxylic acid

9-FLUORO-2,3-DIHYDRO-3-METHYL-10-(4-METHYL-PIPERAZINO)-7-OXO-7H-PYRIDO[1,2,3-IJ][1,2,4]BENZOXADIAZINE-6-CARBOXYLIC ACID