参考文献
Lapachev, V. V.; Zagulyeva, O. A.; Petrenko, O. P.; Bychkov, S. F.; Mamaev, V. P.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1984 , vol. 20, # 6 p. 676 - 680
Khimiya Geterotsiklicheskikh Soedinenii, 1984 , vol. 20, # 6 p. 827 - 831