1. Sichuan Key Laboratory of Medical Imaging & Department of Chemistry; School of Preclinical Medicine, North Sichuan Medical College; Nanchong 637000 People's Republic of China
2. Sichuan Key Laboratory of Medical Imaging & School of Pharmacy; North Sichuan Medical College; Nanchong 637000 People's Republic of China
3. Sichuan Key Laboratory of Medical Imaging & School of Medical Imaging; North Sichuan Medical College; Nanchong 637000 People's Republic of China
4. Sichuan Key Laboratory of Medical Imaging & Affiliated Hospital of North Sichuan Medical College; Nanchong 637000 People's Republic of China
5. Chengdu Institute of Organic Chemistry; Chinese Academy of Sciences; Chengdu 610000 People's Republic of China
6. Sichuan Key Laboratory of Medical Imaging & Department of radiology; Affiliated Hospital of North Sichuan Medical College; Nanchong 637000 People's Republic of China