Kono, Mitsunori; Matsumoto, Takahiro; Kawamura, Toru; Nishimura, Atsushi; Kiyota, Yoshihiro; Oki, Hideyuki; Miyazaki, Junichi; Igaki, Shigeru; Behnke, Craig A.; Shimojo, Masato; Kori, Masakuni Bioorganic and Medicinal Chemistry, 2013, vol. 21, # 1 p. 28 - 41 doi: 10.1016/j.bmc.2012.11.006