Nakanishi Waka, Hitosugi Shunpei, Piskareva Anna, Shimada Yusuke, Taka Hideo, Kita Hiroshi, Isobe Hiroyuki
Department of Chemistry, Tohoku University, Aoba-ku, Sendai, 980-8578 Japan.
Angew Chem Int Ed Engl. 2010 Sep 24;49(40):7239-42. doi: 10.1002/anie.201002432.