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ASSOCIATED CONTENT
* Supporting Information
The Supporting Information is available free of charge on the
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S
1
Experimental procedures, characterization data, and H
NMR, 13C NMR and 19F NMR spectra for all new
AUTHOR INFORMATION
Corresponding Authors
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ORCID
Notes
The authors declare no competing financial interest.
ACKNOWLEDGMENTS
■
This work was supported by the National Natural Science
Foundation of China (21602187, 21502160, and 21572194),
Scientific Research Fund of Hunan Provincial Education
Department (16B251), and Hunan Provincial Natural Science
Foundation of China (2017JJ3299).
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