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 Cyanuric acid
 Sulfate, ammonium salt
 Zinc sulfate heptahydrate
 Trichloroisocyanuric acid
 Succinic anhydride
 1-Cyclopropyl-6,7-difluoro-1,4-dihydro-8-methoxy-4-oxo-3-quinolinecarboxylic acid ethyl ester
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