1. Department of Chemistry and Biochemistry, University of California, San Diego, La Jolla, California 92093, USA
2. San Diego Supercomputer Center, University of California, San Diego, La Jolla, California 92093, USA
3. Engineering Department, University of Cambridge, Trumpington Street, Cambridge CB2 1PZ, United Kingdom
4. Laboratory of Computational Science and Modeling, Institute of Materials, École Polytechnique Fédérale de Lausanne, 1015 Lausanne, Switzerland
5. Universität Göttingen, Institut für Physikalische Chemie, Theoretische Chemie, Tammannstr. 6, 37077 Göttingen, Germany