参考文献
Pevzner, M. S.; Ivanov, P. A.; Gladkova, N. V.; Sushchenko, O.N.; Tverdokhlebov, V. P.; Myasnikova, Z. S.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1980 , vol. 16, # 2 p. 189 - 194
Khimiya Geterotsiklicheskikh Soedinenii, 1980 , vol. 16, # 2 p. 251 - 256