Morimoto Yoshiki, Nishikawa Yoshihiro, Ueba Chigusa, Tanaka Takeshi
Department of Chemistry, Graduate School of Science, Osaka City University, Sumiyoshi-ku, Osaka 558-8585, Japan.
Angew Chem Int Ed Engl. 2006 Jan 23;45(5):810-2. doi: 10.1002/anie.200503143.