1. Department of Physics and Chemistry, Pontifical Catholic University of Minas Gerais, Belo Horizonte, Brazil
2. Institute of Science and Technology, Federal University of Vale do Jequitinhonha e Mucuri, Diamantina, Brazil
3. Department of Biological Sciences, Federal University of Ouro Preto, Ouro Preto, Brazil
4. Department of Pharmacy, Federal University of Ouro Preto, Ouro Preto, Brazil