1. National Renewable Energy Laboratory, Golden, Colorado 80401, United States
2. Department of Chemistry and
Biochemistry, University of Colorado at Boulder, Boulder, Colorado 80309, United States
3. Department of Chemistry, Middle East Technical University, 06800 Ankara, Turkey
4. Chemistry Department, Brookhaven National Laboratory, Building 555A, Upton,
New York 11973, United States
5. Department of Chemistry and Materials
Research Center, Northwestern University, Evanston, Illinois 60208, United States
6. Institute of Organic Chemistry
and Biochemistry, Academy of Sciences of the Czech Republic, 16610 Prague, Czech Republic