1. Department
of Chemistry and Biochemistry, Wilfrid Laurier University, Waterloo, Ontario N2L 3C5, Canada
2. Department
of Chemistry, University of California, Irvine, California 92697, United States
3. University
of Waterloo Mass Spectrometry Facility, Department of Chemistry, University of Waterloo, Waterloo, Ontario N2L 3G1, Canada