1. Department of Chemistry and Biochemistry, James Madison University, Harrisonburg, Virginia 22807, United States
2. Department
of Natural Sciences, University of Michigan—Dearborn, Dearborn, Michigan 48128, United States
3. Department of Chemistry, Hope College, Holland, Michigan 49423, United States
4. Department of Chemistry, University of Puget Sound, Tacoma, Washington 98416, United States
5. Department of Chemistry, Hofstra University, Hempstead, New York 11549, United States
6. Department of Chemistry, Western Kentucky University, Bowling
Green, Kentucky 42101, United States