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. Author manuscript; available in PMC: 2015 Sep 20.
Published in final edited form as: J Org Chem. 2015 Mar 5;80(6):3083–3091. doi: 10.1021/jo502948t

Figure 2.

Figure 2

Comparison of sugar ring 1H–1H and 1H–19F coupling constants for 2′,4′-diF-araU (7), 2′-F-araU (1), and 2′,4′-diF-rU represented in the preferred conformation.