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参考文献
Krasovskii,V.; Burmistrov,S.I. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1967 , vol. 3, p. 110 - 111 Khimiya Geterotsiklicheskikh Soedinenii, 1967 , vol. 3, p. 154 - 157
Krasovskii,V.; Burmistrov,S.I. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1967 , vol. 3, p. 110 - 111 Khimiya Geterotsiklicheskikh Soedinenii, 1967 , vol. 3, p. 154 - 157