1. Department of Chemistry, Columbia University, 3000 Broadway, New York, New York 10027, United States
2. Center for Computational Quantum Physics, Flatiron Institute, 162 Fifth Avenue, New York, New York 10010, United States
3. Department of Physics, College of William and Mary, Williamsburg, Virginia 23187, United States
4. Department of Chemistry, University of California, Berkeley, California 94720, United States