9TSE2Y7PCG;211236-46-3;DIFLOXACIN HYDROCHLORIDE TRIHYDRATE FOR VETERINARY USE IMPURITY E [EP IMPURITY];3-Quinolinecarboxylic acid, 7-chloro-1-(4-fluorophenyl)-1,4-dihydro-6-(4-methyl-1-piperazinyl)-4-oxo-;7-Chloro-1-(4-fluorophenyl)-1,4-dihydro-6-(4-methyl-1-piperazinyl)-4-oxo-3-quinolinecarboxylic acid;7-chloro-1-(4-fluorophenyl)-6-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid