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Application filed by Valenta Vladimir, Zelenka Antonin, Smrz Rudolf, Polivka Zdenek, Katerina PotuznikovafiledCriticalValenta Vladimir
Priority to CS88207ApriorityCriticalpatent/CS271577B1/en
Publication of CS20788A1publicationCriticalpatent/CS20788A1/en
Publication of CS271577B1publicationCriticalpatent/CS271577B1/en
Process for the preparation of halogenated quinolone-carboxylic acids,and 7-chloro-1-cyclopropyl 1,4-dihydro-4-oxo-3-quinoline-carboxylic acid nitrile intermediates therefor