参考文献

Mozhaeva, T. Ya.; Samsonova, O. L.; Savel'ev, V. L. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1988 , vol. 24, # 9 p. 1070 Khimiya Geterotsiklicheskikh Soedinenii, 1988 , # 9 p. 1287