1. State Key Laboratory of Medicinal Chemical Biology and College of Pharmacy
2. Tianjin Key Laboratory of Molecular Drug Research
3. Nankai University
4. Tianjin 300071
5. People's Republic of China
6. Department of Traditional Chinese Medicine
7. Tianjin Institute of Pharmaceutical Research
8. Tianjin 300193
9. State Key Laboratory of Drug Delivery and Pharmacokinetics