1. Department of Chemistry Universidade Federal do Paraná CP 19081 CEP 81531-990 Curitiba, PR Brazil
2. Academic Department of Chemistry and Biology Universidade Tecnológica Federal do Paraná ZIP 81280-340 Curitiba, PR Brazil
3. Facultad de Química y de Farmacia Pontificia Universidad Católica de Chile Casilla 306 6094411 Santiago Chile
4. Department of Chemistry Universidade Federal de Santa Catarina CEP 88040-900 Florianópolis, SC Brazil