1. Innovative Drug Research and Bioinformatics Group
2. Innovative Drug Research Centre and College of Chemistry and Chemical Engineering
3. Chongqing University
4. Chongqing 401331
5. China
6. State Key Laboratory of Applied Organic Chemistry and Department of Chemistry
7. Lanzhou University
8. Lanzhou 730000
9. Bioinformatics and Drug Design Group
10. Department of Pharmacy
11. National University of Singapore 117543
12. Singapore
13. College of Pharmacy and Tianjin Key Laboratory of Molecular Drug Research
14. Nankai University
15. Tianjin 300071