1. Department of Chemistry and Biochemistry University of South Carolina Columbia South Carolina 29208 USA
2. Department of Chemistry University of Florida Gainesville Florida 32611 USA
3. National High Magnetic Field Laboratory Florida State University 1800 East Paul Dirac Drive Tallahassee Florida 32310 USA
4. Department of Chemistry and Center for Photochemical Sciences Bowling Green State University Bowling Green Ohio 43403 USA