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. 2016 Jun 17;59(13):6101–6120. doi: 10.1021/acs.jmedchem.6b00028

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Copyright © 2016 American Chemical Society

This is an open access article published under a Creative Commons Attribution (CC-BY) License, which permits unrestricted use, distribution and reproduction in any medium, provided the author and source are cited.

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Table 8. Modifications at R¹.