1. Max Planck Institute for Polymer Research, Ackermannweg 10, 55128 Mainz, Germany
2. Graduate
School Materials Science in Mainz, Johannes Gutenberg University Mainz, Staudinger Weg 9, 55128 Mainz, Germany
3. Department
of Chemistry, New York University (NYU), New York, New York 10003, United States
4. Courant
Institute of Mathematical Sciences, NYU, New York, New York 10012, United States
5. NYU−East
China Normal University Center for Computational Chemistry at NYU Shanghai, Shanghai 200062, China
6. Department
of Chemistry, University of California at Davis, One Shields Avenue, Davis, California 95616, United States