1. LASOL-CCQFA; Universidade Federal de Pelotas - UFPel; P.O. Box 354, 96010-900 Pelotas, RS Brazil
2. Group of Catalysis and Organic Green Chemistry; Department of Pharmaceutical Sciences; University of Perugia; Via del Liceo 1 Perugia 06100 Italy
3. Laboratory of Biotechnology of Natural and Synthetic Products; Universidade de Caxias do Sul; Caxias do Sul, RS Brazil