1. Department of Chemistry, Case Western Reserve University, Cleveland, Ohio 44106, United States
2. Department of Biochemistry, Case Western Reserve University, Cleveland, Ohio 44106, United States
3. Department of Chemistry, Cleveland State University, Cleveland, Ohio 44115, United States
4. Department of Biological, Geological, and Environmental Sciences, Cleveland State University, Cleveland, Ohio 44115, United States
5. Department of Ophthalmology & Visual Sciences, Case Western Reserve University, Cleveland, Ohio 44106, United States