1. Institute
of Organic Chemistry, Johannes Gutenberg University Mainz, Duesbergweg 10−14, 55128 Mainz, Germany
2. Department
Chemie and Catalysis Research Center (CRC), Technical University Munich, Lichtenbergstrasse 4, 85747 Garching, Germany
3. Interdisciplinary
Center for Scientific Computing, Ruprecht-Karls University, Im Neuenheimer
Feld 205A, 69120 Heidelberg, Germany
4. Instituto
de Química, Departamento de Química Fundamental, Universidade de São Paulo, C. P. 05508-000, São Paulo, SP Brazil