参考文献

Sadekov, I. D.; Abakarov, G. M.; Shneider, A. A.; Kuren', S. G.; Starikov, A. G.; et al. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1989 , vol. 25, # 1 p. 103 - 108 Khimiya Geterotsiklicheskikh Soedinenii, 1989 , # 1 p. 120 - 125