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参考文献
El-Dean, A M Kamal; Geies, A A; Mohamed, Th A; Atalla, A A Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1991 , vol. 30, # 9 p. 878 - 882
El-Dean, A M Kamal; Geies, A A; Mohamed, Th A; Atalla, A A Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1991 , vol. 30, # 9 p. 878 - 882