1. Department of Chemistry and Biochemistry, The Ohio State University, Columbus, Ohio 43210, United States
2. Department of Chemistry, Northwestern University, Evanston, Illinois 60208, United States
3. Integrated Molecular Structure Education and Research Center (IMSERC), Northwestern University, Evanston, Illinois 60208, United States
4. Ohio State Biochemistry Program, The Ohio State University, Columbus, Ohio 43210, United States
5. Comprehensive Cancer Center, The Ohio State University, Columbus, Ohio 43210, United States