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1-(2,4-二氟苯基)-6-氟-1,4-二氢-7-(3-甲基-1-哌嗪基)-4-氧代-3-喹啉羧酸盐酸盐一水合物
Synthesis of 1- (2,4-difluorophenyl) -6-fluoro-1,4-dihydro-7- (3-methyl-1-piperazinyl) -4-oxo-3-quinolinecarboxylic acid Hydrochloride monohydrate