1. Department of Chemistry, University of Ottawa, Ottawa, Ontario K1N 6N5, Canada
2. Department of Chemistry, Eindhoven University of Technology,
P.O. Box 513, 5600 MB Eindhoven, The Netherlands
3. Department of Polymer Technology, Chemical
Faculty, Gdansk University of Technology, G. Narutowicza Str. 11/12, 80-233 Gdansk, Poland