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参考文献
Belen'kaya, I. A.; Sirik, S. A.; Shapiro, Yu. E.; D'yachenko, E. K. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1992 , vol. 28, # 8 p. 956 - 961 Khimiya Geterotsiklicheskikh Soedinenii, 1992 , # 8 p. 1135 - 1140
Belen'kaya, I. A.; Sirik, S. A.; Shapiro, Yu. E.; D'yachenko, E. K. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1992 , vol. 28, # 8 p. 956 - 961 Khimiya Geterotsiklicheskikh Soedinenii, 1992 , # 8 p. 1135 - 1140