参考文献

Rudchenko, V. F.; Voznesenskii, V. N.; Kostyanovskii, R. G. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1991 , vol. 27, # 1 p. 96 - 102 Khimiya Geterotsiklicheskikh Soedinenii, 1991 , # 1 p. 114 - 121