1. Center for Theoretical Physics and College of Physics, Jilin University, Changchun 130012, China
2. Center for Liberal Arts and Sciences, Toyama Prefectural University, Toyama 939-0398, Japan
3. School of Nuclear Science and Technology, University of Chinese Academy of Sciences, Beijing 100049, China
4. RIKEN BNL Research Center, Brookhaven National Laboratory, Upton, NY 11973, USA
5. Department of Information Technology, International Professional University of Technology, Osaka, 3-3-1, Umeda, Kita-Ku, Osaka 530-0001, Japan