1. Programa de Pós-Graduação de Produtos Naturais e Sintéticos Bioativos Universidade Federal da Paraíba 58051-900 João Pessoa-PB Brazil
2. Department of Chemical Engineering Universidad ECCI Carrera 19 # 49-20 111311 Bogotá D.C. Colombia
3. Laboratory for Molecular Modeling Division of Chemical Biology and Medicinal Chemistry UNC Eshelman School of Pharmacy University of North Carolina Chapel Hill NC, 27599 USA
4. Bioorganic Chemistry Laboratory Facultad de Ciencias Básicas y Aplicadas Universidad Militar Nueva Granada Cajicá 250247 Colombia