1. MS Proteomics Research Group, Eötvös Loránd Research Network, Research Centre for Natural Sciences, Magyar Tudósok körútja 2, Budapest H-1117, Hungary
2. Chemical Works of Gedeon Richter Plc, Gyömríi út 19-21, Budapest 1103, Hungary
3. Hevesy György PhD School of Chemistry, Faculty of Science, Institute of Chemistry, Eötvös Loránd University, Pázmány Péter sétány 1/A, Budapest H-1117, Hungary
4. Department of Chemical and Environmental Process Engineering, Budapest University of Technology and Economics, Budapest H-1111, Hungary