参考文献
Mokrushin, V. S.; Pospelova, T. A.; Bakulev, V. A.; Golovina, E. F.; Nikolaeva, S. L.; Pushkareva, Z. V.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1984 , vol. 20, # 2 p. 204 - 209
Khimiya Geterotsiklicheskikh Soedinenii, 1984 , vol. 20, # 2 p. 247 - 252
