7-[4-[(4-ethenylphenyl)methyl]-1-piperazinyl]-1-ethyl-6-fluoro-1,4-dihydro-4-oxo- 3-quinolinecarboxylic acid

7-[4-[(4-ethenylphenyl)methyl]-1-piperazinyl]-1-ethyl-6-fluoro-1,4-dihydro-4-oxo- 3-quinolinecarboxylic acid · CAS 574758-86-4