1. Department of Physics and Chemistry, School of Pharmaceutical Sciences of Ribeirão Preto, University of São Paulo, Av. do Café, s/n, 14040-903 Ribeirão Preto, Brazil
2. Laboratory of Genetics, Biotechnology Institute, Federal University of Uberlândia, Rua Acre, s/n, 38400-902 Uberlândia, Brazil
3. Laboratory of Mass Spectrometry, MolSys Research Unit, Department of Chemistry, University of Liège, Bat. B6c, 4000 Liège, Belgium