1. Department of Chemistry, University of Manitoba, Winnipeg, Manitoba R3T 2N2,
Canada
2. Department of Chemistry, University of Winnipeg, Winnipeg, Manitoba R3B 2E9,
Canada
3. National High Magnetic
Field Laboratory, Florida State University, Tallahassee, Florida 32306-4005,
United States
4. National Research
Council, Chalk River Laboratories, Chalk
River, Ontario K0J
1J0, Canada
5. Department of Chemistry, University College London, London WC1H 0AJ, United
Kingdom