-
参考文献
Voronkov, M. G.; Shagun, L. G.; Usov, V. A.; Protasova, L. E. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1987 , vol. 23, # 3 p. 355 Khimiya Geterotsiklicheskikh Soedinenii, 1987 , vol. 23, # 3 p. 419 - 420
Voronkov, M. G.; Shagun, L. G.; Usov, V. A.; Protasova, L. E. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1987 , vol. 23, # 3 p. 355 Khimiya Geterotsiklicheskikh Soedinenii, 1987 , vol. 23, # 3 p. 419 - 420