1) Structure–NMR chemical shift relationships for novel functionalized derivatives of quinoxalines
Magnetic Resonance in Chemistry
Volume 43, Issue 10, October 2005, Pages: 816–828
Alsu Balandina, Alexei Kalinin, Vakhid Mamedov, Bruno Figadère and Shamil Latypov
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http://dx.doi.org/10.1002/mrc.1216
