1. School of Chemistry, University of Edinburgh, Joseph Black Building, David Brewster Road, Edinburgh EH9 3FJ, UK
2. Analytical Innovations, Shaw Park, Huddersfield HD5 9AG
3. University of Huddersfield, Queensgate, Huddersfield HD1 3DH
4. Institute of Organic Chemistry and Technology, Faculty of Chemical Technology, University of Pardubice, Studentska 573, CZ 532 10 Pardubice, The Czech Republic