1. Department of Chemistry, University of Waterloo, Waterloo, Ontario N2L 3G1, Canada
2. College of Dentistry, University of Saskatchewan, Saskatoon, Saskatchewan S7N 5E5, Canada
3. Department of Pharmacodynamics and Molecular Pharmacology, Collegium Medicum in Bydgoszcz, Nicolaus Copernicus University in Toruń, Bydgoszcz 85-089, Poland