1. Key Laboratory of Radiopharmaceuticals, Ministry of Education, College of Chemistry, Beijing Normal University, Beijing 100875, China
2. Department of Nuclear Medicine, Chinese PLA General Hospital, Beijing 100853, China
3. Department of Nuclear Medicine, Division of Life Sciences and Medicine, The First Affiliated Hospital of USTC, University of Science and Technology of China, Hefei 230001, China
4. Center for Advanced Materials Research, Beijing Normal University at Zhuhai, Zhuhai 519087, China