1. School of Metallurgy and Chemical Engineering
2. Jiangxi University of Science and Technology
3. Ganzhou 341000
4. P. R. China
5. Beijing City Key Laboratory of Polymorphic Drugs
6. Center of Pharmaceutical Polymorphs
7. Institute of Materia Medica
8. Chinese Academy of Medical Sciences and Peking Union Medical College
9. Beijing 100050
10. Beijing National Laboratory for Molecular Sciences
11. Center for Molecular Science
12. Institute of Chemistry
13. Chinese Academy of Sciences
14. Beijing 100190