Nishiwaki, Nagatoshi; Nishida, Daisei; Ohnishi, Tetsuya; Hidaka, Fumie; Shimizu, Satoru; Tamura, Mina; Hori, Kazushige; Tohda, Yasuo; Ariga, Masahiro Journal of Organic Chemistry, 2003 , vol. 68, # 22 p. 8650 - 8656