110719-55-6
1-cyclopropyl-6-fluoro-1,4-dihydro-3-formyl-7-(4-formyl-1-piperazinyl)-4-oxoquinoline
→
~63%
110719-57-8
1-cyclopropyl-6-fluoro-4-oxo-7-piperazin-1-ylquinoline-3-carbaldehyde
85721-33-1
环丙沙星