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参考文献
Drevko, B. I.; Fomenko, L. Al; Kharchenko, V. G. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1989 , vol. 25, # 6 p. 632 - 634 Khimiya Geterotsiklicheskikh Soedinenii, 1989 , vol. 25, # 6 p. 767 - 769
Drevko, B. I.; Fomenko, L. Al; Kharchenko, V. G. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1989 , vol. 25, # 6 p. 632 - 634 Khimiya Geterotsiklicheskikh Soedinenii, 1989 , vol. 25, # 6 p. 767 - 769