1. Institute of Chemistry, São Paulo State University (UNESP), Araraquara, São Paulo 14800-060, Brazil
2. São Carlos Institute of Physics, University of São Paulo, PO Box 369, 13560-970 São Carlos, SP, Brazil
3. ICGM, Univ. Montpellier, CNRS, ENSCM, Montpellier, France
4. Institut für Physikalische Chemie, Technische Universität Darmstadt, 64287 Darmstadt, Germany
5. University of Araraquara (UNIARA), Araraquara, São Paulo 14801-320, Brazil