1. Department of Chemistry & Biochemistry, Florida State University, Tallahassee, Florida 32306, United States
2. Department of Chemistry, Washington and Jefferson College, Washington, Pennsylvania 15301, United States
3. Department of Chemistry, Physics, & Engineering, Franciscan University, Steubenville, Ohio 43952, United States
4. Department of Chemistry & Biochemistry, Center for Computational Sciences, Duquesne University, Pittsburgh, Pennsylvania 15282, United States
5. Department of Chemistry, Marshall University, Huntington, West Virginia 25755, United States
6. Department of Chemistry & Biochemistry, Brigham Young University, Provo, Utah 84602, United States