参考文献:
Ghiviriga, Ion El-Gendy, Bahaa El-Dien M. Steel, Peter J. Katritzky, Alan R. Organic and Biomolecular Chemistry, 009 , vol. 7, # 19 p. 4110 - 4119
参考文献:
Talukdar, P. B. Sengupta, S. K. Datta, A. K. Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1980 , vol. 19, # 8 p. 638 - 640