参考文献

Lohkov, R. E.; Gigolaeva, N. D.; Gusalova, E. G.; Avezov, M. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1985 , vol. 21, # 4 p. 458 - 460 Khimiya Geterotsiklicheskikh Soedinenii, 1985 , vol. 21, # 4 p. 548 - 550