1. Department
of Anatomy and Cell Biology, University of Saskatchewan, Saskatoon, Saskatchewan, Canada
2. Canadian Light
Source Incorporated, Saskatoon, Saskatchewan, Canada
3. Department of Chemistry
and Physics, Saint Mary’s College, Notre Dame, Indiana 46556, United States
4. Department of Chemistry, Duke University, Durham, North Carolina 27708, United States
5. Department of Chemistry, University of Nevada, Reno, Nevada 895030, United States