参考文献

Kartsev, V. G.; Chapyshev, S. V.; Yashina, N. S.; Petrosyan, V. S. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1983 , vol. 19, # 6 p. 688 - 689 Khimiya Geterotsiklicheskikh Soedinenii, 1983 , vol. 19, # 6 p. 846 - 847