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The reaction of substituted cinnamonitrile derivatives with cyanoacetanilide and with ethyl acetoacetate produced several new polyfunctional pyridine and pyran derivatives. Evidence for assigned structure of the reaction products and the possible mechanisms of their formation is presented.

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Several new stable azolylhydrazones could be synthesized via coupling of diazotised cycliuc amidines with active methylene reagents. The obtained compounds were utilised for synthesis of several, otherwise not readily accessible fused azoles.

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