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. 2020 Jun 15;19:1536012120927609. doi: 10.1177/1536012120927609

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© The Author(s) 2020

This article is distributed under the terms of the Creative Commons Attribution-NonCommercial 4.0 License (https://creativecommons.org/licenses/by-nc/4.0/) which permits non-commercial use, reproduction and distribution of the work without further permission provided the original work is attributed as specified on the SAGE and Open Access pages (https://us.sagepub.com/en-us/nam/open-access-at-sage).

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Figure 5. — Structures of the adenosine A_2A receptor [¹⁸F] PET radioligands: [¹⁸F]MRS5425 ([¹⁸F]-FESCH), [¹⁸F]-FPSCH, and [¹⁸F]MNI-444. PET indicates positron emission tomography.