00775001_00800000/794014 00775001_00800000/794015 00775001_00800000/794016 00775001_00800000/794017 00775001_00800000/794018 00775001_00800000/794019 00775001_00800000/794020 00775001_00800000/794021 00775001_00800000/794022 00775001_00800000/794023 7-{4-[2-(4-Bromophenyl)-2-oxoethyl]piperazinyl}-1-ethyl-6-fluoro-4-oxohydroquinoline-3-carboxylic acid AIDS-155187 AIDS155187 N-Piperazinyl quinolone derivative