Fujita, Tsugumi; Nose, Takeru; Matsushima, Ayami; Okada, Kazushi; Asai, Daisuke; Yamauchi, Yasuko; Shirasu, Naoto; Honda, Takeshi; Shigehiro, Daiki; Shimohigashi, Yasuyuki
Tetrahedron Letters, 2000 , vol. 41, # 6 p. 923 - 927