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参考文献
Kochergin, P. M.; Gromov, M. Yu.; Aleksandrova, E. V.; Skachilova, S. Ya. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1993 , vol. 29, # 11 p. 1335 - 1339 Khimiya Geterotsiklicheskikh Soedinenii, 1993 , # 11 p. 1548 - 1553
Kochergin, P. M.; Gromov, M. Yu.; Aleksandrova, E. V.; Skachilova, S. Ya. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1993 , vol. 29, # 11 p. 1335 - 1339 Khimiya Geterotsiklicheskikh Soedinenii, 1993 , # 11 p. 1548 - 1553