Affiliation: | 1. Department of Chemistry, University of Eastern Finland, Joensuu, 80101 (Finland), Fax: (+358)?13‐2513390;2. Department of Chemistry, National Taiwan University, Taipei 106 (Taiwan), Fax: (+886)?2‐23695208;3. Department of Chemistry, St.‐Petersburg State University, St. Petersburg, Universiteskii pr., 26 (Russian Federation) |