参考文献:
Pazenok, S. V. Kondratenko, N. V. Popov, V. I. Troitskaya, V. I. Il'chenko, A. Ya. et al. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1983 , vol. 19, # 11 p. 1182 - 1187 Khimiya Geterotsiklicheskikh Soedinenii, 1983 , # 11 p. 1493 - 1499