Watanabe, Kinzo; Tsuda, Yuichiro; Hamada, Maki; Omori, Miki; Mori, Go; Iguchi, Kazuo; Naoki, Hideo; Fujita, Tsuyoshi; Van Soest, Rob W. M.
Journal of Natural Products, 2005 , vol. 68, # 7 p. 1001 - 1005