1. Institute of Organic ChemistryPolish Academy of Sciences Kasprzaka 44/52 01-224 Warsaw Poland
2. Centre of New TechnologiesUniversity of Warsaw Banacha 2c 02-097 Warsaw Poland
3. College of Inter-Faculty Individual Studies in Mathematics, and Natural Sciences Banacha 2c 02-097 Warsaw Poland
4. Department of Clinical BiochemistryAarhus University Hospital PalleJuul-Jensens Boulevard 99 8200 Aarhus N Denmark