参考文献
Korostova, S. E.; Mikhaleva, A. I.; Sobenina, L. N.; Shevchenko, S. G.; Shcherbakov, V. V.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1985 , vol. 21, # 11 p. 1238 - 1241
Khimiya Geterotsiklicheskikh Soedinenii, 1985 , vol. 21, # 11 p. 1501 - 1505