1. Department of Chemistry and Biochemistry; University of Minnesota Duluth; MN 55812 USA
2. Division of Applied Chemistry; Institute of Engineering; Tokyo University of Agriculture and Technology; 2-24-16 Naka-cho, Koganei Tokyo 184-8588 Japan
3. The Tomsk Polytechnic University; 634050 Tomsk Russia
4. Department of Chemistry; University of Manitoba; Winnipeg MB R3T 2N2 Canada