1. Computational Research Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
2. Department of Mathematics, University of California, Berkeley, California 94720, USA
3. Hefei National Laboratory for Physical Sciences at Microscale and Department of Chemical Physics, University of Science and Technology of China, Hefei, Anhui 230026, China
4. Synergetic Innovation Center of Quantum Information and Quantum Physics, University of Science and Technology of China, Hefei, Anhui 230026, China