Iwai, Yuma; Takahashi, Hitoshi; Hatakeyama, Dai; Motoshima, Kazunori; Ishikawa, Minoru; Sugita, Kazuyuki; Hashimoto, Yuichi; Harada, Yuichi; Itamura, Shigeyuki; Odagiri, Takato; Tashiro, Masato; Sei, Yoshihisa; Yamaguchi, Kentaro; Kuzuhara, Takashi Bioorganic and Medicinal Chemistry, 2010 , vol. 18, # 14 p. 5379 - 5390