Pan, Jinhe; Mason, Neale S.; Debnath, Manik L.; Mathis, Chester A.; Klunk, William E.; Lin, Kuo-Shyan Bioorganic and Medicinal Chemistry Letters, 2013, vol. 23, # 6 p. 1720 - 1726 doi: 10.1016/j.bmcl.2013.01.068