1. The Molecular
Foundry, Lawrence Berkeley National Laboratory, One Cyclotron Road, Berkeley, California 94720, United States
2. Department
of Chemistry, University of California, Berkeley, California 94720, United States
3. Department
of Materials Science and Engineering, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, United States
4. Computational Research
Division, Lawrence Berkeley National Laboratory, One Cyclotron Road, Berkeley, California 94720, United States