1. National Institute of Health Sciences, Kawasaki, Kanagawa 210-9501, Japan
2. FUJIFILM Wako Pure Chemical Corporation, Kawagoe, Saitama 350-1101, Japan
3. JEOL Ltd., Akishima, Tokyo 196-8558, Japan
4. NMR Solutions, Kuopio 70100, Finland
5. University of Illinois Chicago, Chicago, Illinois 60612, United States