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参考文献
Ginak,A.I. et al. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1971 , vol. 7, p. 802 - 803 Khimiya Geterotsiklicheskikh Soedinenii, 1971 , vol. 7, p. 858
Ginak,A.I. et al. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1971 , vol. 7, p. 802 - 803 Khimiya Geterotsiklicheskikh Soedinenii, 1971 , vol. 7, p. 858