Nishizawa, Rena; Nishiyama, Toshihiko; Hisaichi, Katsuya; Minamoto, Chiaki; Matsunaga, Naoki; Takaoka, Yoshikazu; Nakai, Hisao; Jenkinson, Stephen; Kazmierski, Wieslaw M.; Tada, Hideaki; Sagawa, Kenji; Shibayama, Shiro; Fukushima, Daikichi; Maeda, Kenji; Mitsuya, Hiroaki Bioorganic and Medicinal Chemistry Letters, 2011 , vol. 21, # 4 p. 1141 - 1145