1. Kenneth
S. Pitzer Center for Theoretical Chemistry, Department of Chemistry, University of California − Berkeley, Berkeley, California 94720, United States
2. Chemical
Sciences Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, United States
3. Q-Chem, Inc., 6601 Owens
Drive, Suite 105, Pleasanton, California 94588, United States
4. Department
of Chemistry, University of Southern California, Los Angeles, California 90089, United States