1. Department of Exact Sciences and Natural, State University of Southwest Bahia (UESB), Itapetinga, Brazil;
2. Institute of Chemistry, Federal University of Bahia (UFBA), Salvador, Brazil;
3. Department of Biological Sciences, State University of Santa Cruz (UESC), Ilhéus, Brazil;
4. Department of Exact Sciences and Technology, State University of Santa Cruz (UESC), Ilhéus, Brazil