CAS No:68077-26-9 ||Chemical Formula:C12H9CLFNO3||Molecular Weight:269.6564||Exact Mass:269.02550||7-chloro-1-ethyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
http://www.pipitech.com/norfloxacin-ep-Impurity-a.html
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