参考文献

Orlov, V. D.; Kolos, N. N.; Ruzhitskaya, N. N. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1983 , vol. 19, # 12 p. 1293 - 1297 Khimiya Geterotsiklicheskikh Soedinenii, 1983 , vol. 19, # 12 p. 1638 - 1642