1. Department of Chemistry, University of Connecticut, Storrs, Connecticut 0269, United States
2. Department of Chemistry, Michigan Technological University, Houghton, Michigan 49931, United States
3. Department of Chemistry, Texas Agricultural and Mechanical University, College Station, Texas 77843, United States
4. Department of Chemistry & Biochemistry, University of Notre Dame, Notre Dame, Indiana 46556, United Statesaf
5. Department of Chemistry, University of Minnesota, Minneapolis, Minnesota 55455, United States
6. Department of Chemistry, University of Memphis, Memphis, Tennessee 38152, United States
7. Department of Chemistry, Yale University, New Haven, Connecticut 06511, United States
8. Department of Chemical Engineering and Materials Science, University of Minnesota, Minneapolis, Minnesota 55455, United States