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莫西沙星杂质

  • TIANFU CHEM-- 6-cyclopropyl-8,9-difluoro-7-methoxy-4-oxo-4,6-dihydro-2H-1l3-[1,3]dioxino[5,6-c]quinoline-2,2-diyl diacetate
  • 139693-52-0