参考文献:
Eastwood, Paul Gonzalez, Jacob Gomez, Elena Caturla, Francisco Aguilar, Nuria Mir, Marta Aiguade, Josep Matassa, Victor Balague, Cristina Orellana, Adelina Dominguez, Maria Bioorganic and Medicinal Chemistry Letters, 2 , vol. 2, # 2 p. 6253 - 6257