1. Sophic Pursuits, Tonkawa, Oklahoma 74653, United States
2. Research Safety, Northwestern University, Evanston, Illinois 60208, United States
3. School of Chemistry, Department of Pure & Applied Chemistry, University of Strathclyde, Glasgow G1 1XL, United Kingdom
4. Keene State College, Keene, New Hampshire 03435, United States
5. Department of Chemistry, Northwestern University, Evanston, Illinois 60208-001, United States
6. Sandia National Laboratories, Albuquerque, New Mexico 87185-5820, United States