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. 2020 Dec 9;16:3015–3031. doi: 10.3762/bjoc.16.251

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Copyright © 2020, Wang and Liu

This is an Open Access article under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0). Please note that the reuse, redistribution and reproduction in particular requires that the author(s) and source are credited and that individual graphics may be subject to special legal provisions.

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Scheme 6 — Lu’s [3 + 2] cycloaddition in natural product synthesis. (A) Synthesis of longeracinphyllin A (10) [41]. (B) Synthesis of daphenylline (11) [42]. (C) Synthesis of daphenylline (11) [43].