參考文獻:
Gomez, Robert Jolly, Samson Williams, Theresa Tucker, Thomas Tynebor, Robert Vacca, Joe McGaughey, Georgia Lai, Ming-Tain Felock, Peter Munshi, Vandna Destefano, Daniel Touch, Sinoeun Miller, Mike Yan, Youwei Sanchez, Rosa Liang, Yuexia Paton, Brenda Wan, Bang-Lin Anthony, Neville Bioorganic and Medicinal Chemistry Letters, 2011 , vol. 21, # 24 p. 7344 - 7350