参考文献:
Tochilkin, A. I. Kovel'man, I. R. Prokof'ev, E. P. Gracheva, I. N. Levinskii, M. V. Chemistry of Heterocyclic Compounds (New York, NY, United States), 988 , vol. 24, # 8 p. 892 - 897 Khimiya Geterotsiklicheskikh Soedinenii, 988 , # 8 p. 84 - 9
参考文献:
Tochilkin, A. I. Kovel'man, I. R. Prokof'ev, E. P. Gracheva, I. N. Levinskii, M. V. Chemistry of Heterocyclic Compounds (New York, NY, United States), 988 , vol. 24, # 8 p. 892 - 897 Khimiya Geterotsiklicheskikh Soedinenii, 988 , # 8 p. 84 - 9