| 摘要 |
Derivatives of 2-(4-quinolinylamino)-5-fluorobenzoic acid compounds of the formula <IMAGE> I wherein X is selected from the group consisting of chlorine and -CF3 in the 7- or 8-position and R is selected from the group consisting of hydrogen, an esterifying group, alkali metals, alkaline earth metals, ammonium and non-toxic, pharmaceutically acceptable organic amines and their non-toxic, pharmaceutically acceptable acid addition salts having remarkable analgesic properties and their preparation.
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