Uto, Yoshikazu; Ogata, Tsuneaki; Harada, Jun; Kiyotsuka, Yohei; Ueno, Yuko; Miyazawa, Yuriko; Kurata, Hitoshi; Deguchi, Tsuneo; Watanabe, Nobuaki; Takagi, Toshiyuki; Wakimoto, Satoko; Okuyama, Ryo; Abe, Manabu; Kurikawa, Nobuya; Kawamura, Sayako; Yamato, Michiko; Osumi, Jun Bioorganic and Medicinal Chemistry Letters, 2009 , vol. 19, # 15 p. 4151 - 4158