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参考文献
Voitenko,A.D. et al. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1973 , vol. 9, p. 1 - 5 Khimiya Geterotsiklicheskikh Soedinenii, 1973 , vol. 9, p. 3 - 7
Voitenko,A.D. et al. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1973 , vol. 9, p. 1 - 5 Khimiya Geterotsiklicheskikh Soedinenii, 1973 , vol. 9, p. 3 - 7