Asakawa, Ken-Ichi; Dannenberg; Fitch, Kenneth J.; Hall, Stan S.; Kadowaki, Chie; Karady, Sandor; Kii, Satoshi; Maeda, Kenji; Marcune, Benjamin F.; Mase, Toshiaki; Miller, Ross A.; Reamer, Robert A.; Tschaen, David M. Tetrahedron Letters, 2005 , vol. 46, # 30 p. 5081 - 5084