参考文献:
Reddy, D. Bhaskar Reddy, M. Muralidhar Reddy, P. V. Ramana Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1993 , vol. 32, # 10 p. 1018 - 1023
参考文献:
Behaghel Schneider Chemische Berichte, 1935 , vol. 68, p. 1588,1591 Full Text Show Details Holmberg Arkiv foer Kemi, 1936 , vol. 12 A, # 9 p. 10 Arkiv foer Kemi, 1940 , vol. 14 A, # 9 p. 2