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. 2019 Aug 18;24(16):2991. doi: 10.3390/molecules24162991

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© 2019 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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Scheme 1 — Synthesis of ring-substituted 1-hydroxynaphthalene-2-carboxanilides 1–26. Reagents and conditions: (a) PCl₃, chlorobenzene, MW, 15 min, [1,10].