6,8-difluoro-1-(2-fluoroethyl)-1,4-dihydro-7-(4-methyl-1-piperazine)-4-oxo-3-quinolinecarboxylic acid Suppliers, 6,8-difluoro-1-(2-fluoroethyl)-1,4-dihydro-7-(4-methyl-1-piperazine)-4-oxo-3-quinolinecarboxylic acid Manufacturers.