1. Department of Chemistry , Federal University of Amazonas , Manaus , Amazonas , 69080-900 , Brazil
2. NMR Center, Federal University of Paraná , Curitiba , Paraná , 81531-990 , Brazil
3. Center for Studies and Research of Medicinal Plants (NEPLAME), Federal University of San Francisco Valley , Petrolina , Pernambuco , 56304-205 , Brazil
4. Dempster Mass Spectrometry Group, Amazonas State University , Manaus , Amazonas , 69065-001 , Brazil