1. 1Department of Chemistry, Wayne State University, Detroit, MI 48202, USA
2. 2National Research Council of Canada, 1200 Montreal Road, Ottawa, Ontario K1A 0R6, Canada
3. 3FI-TRACE group, Department of Chemistry, University of the Balearic Islands, Carretera de Valldemossa km 7.5, E-07122 Palma de Mallorca, Spain
4. 4School of Pharmacy, University of Oslo, P.O. Box 1068, Blindern, 0316 Oslo, Norway
5. 5Department of Chemistry, University of Waterloo, Waterloo, ON N2L 3G1, Canada