参考文献:
Kiladze, T. K. Kirilyuk, B. A. Mel nitskii, I. A. Dvoryanchikov, V. V. Kantor, E. A. Rakhmankulov, D. L. Chemistry of Heterocyclic Compounds (New York, NY, United States), 97 , vol. , # 4 p. 47 Khimiya Geterotsiklicheskikh Soedinenii, 97 , # 4 p. 56