1. Department of Chemistry; University of Warwick; Coventry CV4 7AL UK
2. Bruker Daltonik GmbH; Fahrenheitstrasse 4 28359 Bremen Germany
3. The Institute for Energy Problems of Chemical Physics; Russian Academy of Sciences; Leninskij pr. 38, k.2 Moscow Russia 119334
4. Institute of Biochemical Physics; Russian Academy of Sciences; Kosygina 4 Moscow Russia 119334
5. The Institute of Biomedical Chemistry; Russian Academy of Medical Sciences; Pogodiskaja 10 Moscow Russia 119121