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<subfield code="a">Gómez Ayuso, Javier</subfield>
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<subfield code="a">Copper-assisted post-Ugi reactions enable access to different heterocyclic systems, tetrahydronaphthoazetidinone, 2,5-dioxo-1,4-methanobenzoazepine and 3-hydroxypyrrolidinone derivatives. The described process affords complex scaffolds from readily available acyclic precursors using simple protocols.</subfield>
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