参考文献
Akhmedov, Sh. T.; Sadykhov, N. S.; Akhmedova, R. Sh.; Akhundova, M. A.; Zefirov, N. S.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1983 , vol. 19, # 12 p. 1277 - 1279
Khimiya Geterotsiklicheskikh Soedinenii, 1983 , vol. 19, # 12 p. 1618 - 1620