1-Cyclopropyl-6,8-difluoro-7-(3-methylpiperazinyl)-4-oxohydroquinoline-3-carboxylic acid 103460-89-5 3-Quinolinecarboxylic acid, 1-cyclopropyl-6,8-difluoro-1,4-dihydro-7-(3-methyl-1-piperazinyl)-4-oxo- AIDS-030939 AIDS030939 AMQ2 CP 105532 PD125275