1. Department of Chemistry, University of Utah, 315 S. 1400 E, Salt Lake City, Utah 84112, United States
2. Department of Chemistry, University of Vermont, 82 University Place, Burlington, Vermont 05045, United States
3. Department of Chemistry, Western Washington University, 516 High Street, Bellingham, Washington 98225, United States
4. Department of Chemistry and Chemical Biology, Northeastern University, 360 Huntington Avenue, Boston, Massachusetts 02115, United States
5. Department of Chemistry, Gustavus Adolphus College, 800 West College Avenue, Saint Peter, Minnesota 56082, United States