The original version of the article was published in Central European Journal of Chemistry, 2010, 8(2), 453–460, DOI: 10.2478/s11532-010-0003-5. Unfortunately, the original version of this article contains mistake, which we correct here.
Financed by the National Centre for Research and Development under grant No. SP/I/1/77065/10 by the strategic scientific research and experimental development program:
SYNAT - “Interdisciplinary System for Interactive Scientific and Scientific-Technical Information”.