Takeuchi, Ryo; Ishii, Naomi; Sugiura, Masaharu; Sato, Nobuhiro
Journal of Organic Chemistry, 1992 , vol. 57, # 15 p. 4189 - 4194

Takeuchi; Ishii; Sato
Journal of the Chemical Society - Series Chemical Communications, 1991 , # 18 p. 1247 - 1248