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参考文献
Filimonov, V.D.; Gorbachev, S.G.; Sirotkina, E.E. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1980 , vol. 16, # 3 p. 252 - 255 Khimiya Geterotsiklicheskikh Soedinenii, 1980 , vol. 16, # 3 p. 340 - 343
Filimonov, V.D.; Gorbachev, S.G.; Sirotkina, E.E. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1980 , vol. 16, # 3 p. 252 - 255 Khimiya Geterotsiklicheskikh Soedinenii, 1980 , vol. 16, # 3 p. 340 - 343