107564-02-3
1-cyclopropyl-5,6,7,8-tetrafluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid,ethyl ester
→
~81%
106890-70-4
1-Cyclopropyl-5,6,7,8-tetrafluoro-1,4-dihydro-4-oxoquinoline-3-carboxylic acid
113617-63-3
奥比沙星