参考文献:
Mitsch, Andreas Wissner, Pia Silber, Katrin Haebel, Peter Sattler, Isabel Klebe, Gerhard Schlitzer, Martin Bioorganic and Medicinal Chemistry, 4 , vol. 1, # 17 p. 4585 - 46
参考文献:
Gauthier Jr., Donald R. Szumigala Jr., Ronald H. Dormer, Peter G. Armstrong III, Joseph D. Volante Reider, Paul J. Organic Letters, , vol. 4, # 3 p. 375 - 378