参考文献

Granik, V. G.; Grizik, S. I.; Ershov, L. V. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1983 , vol. 19, # 12 p. 1341 Khimiya Geterotsiklicheskikh Soedinenii, 1983 , vol. 19, # 12 p. 1691