Chen, Zecheng; Venkatesan, Aranapakam M.; Dehnhardt, Christoph M.; Santos, Osvaldo Dos; Santos, Efren Delos; Ayral-Kaloustian, Semiramis; Chen, Lei; Geng, Yi; Arndt, Kim T.; Lucas, Judy; Chaudhary, Inder; Mansour, Tarek S. Bioorganic and Medicinal Chemistry Letters, 2009 , vol. 19, # 17 p. 4980 - 4983