参考文献:
Dubey Kumar, R. Vinod Kulkarni, Subhash M. Sunder, G. Hema Smith, Graham Kennard, Collin H. L. Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 004 , vol. 43, # 5 p. 95 - 956
参考文献:
Dubey, Pramod Kumar Ratnam, C. V. Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 980 , vol. 9, # 0 p. 863 - 865