参考文献

Gunasekera, Dinara S.; Gerold, Dennis J.; Aalderks, Nathan S.; Chandra, J. Subash; Maanu, Christiana A.; Kiprof, Paul; Zhdankin, Viktor V.; Reddy, M. Venkat Ram Tetrahedron, 2007 , vol. 63, # 38 p. 9401 - 9405