Помогите, пожалуйста, найти следующие статьи:
1. J. Nara, Mukund Jha, Johan Brinkhorst, Tony J. Zemanek and Derek A. Pratt
A Simple Cu-Catalyzed Coupling Approach to Substituted 3-Pyridinol and 5-Pyrimidinol Antioxidants
J. Org. Chem., 2008, 73 (23), pp 9326–9333
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http://dx.doi.org/10.1021/jo801501eSynthesis of Melatonin Analogues Derived from Furo[2,3-b]- and [2,3-c]pyridines by Use of a Palladium-Copper Catalyst System
Heterocycles, Volume 57, Issue 1 ( January, 1, 2002 ), Pages 55-71
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http://dx.doi.org/10.3987/COM-01-9363 3. Ji-Wang Chern and Kuo-Rong Wu
A Convenient Synthesis of Pyrido[3,2-b][1,4]bensothiazine Derivatives via Oxidative Ring Closure of 3-Substituted 6-[N-(2-Mercaptophenyl)]aminopyridines
Heterocycles, Volume 41, Issue 3 ( March, 1, 1995 ), Pages 461-469
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http://dx.doi.org/10.3987/COM-94-6951