Iijima, Takashi; Mohri, Yoshihiro; Hattori, Yasunao; Kashima, Atsushi; Kamo, Tsunashi; Hirota, Mitsuru; Kiyota, Hiromasa; Makabe, Hidefumi Chemistry and Biodiversity, 2009 , vol. 6, # 4 p. 520 - 526