1. State Key Laboratory for the Chemistry and Molecular Engineering of Medicinal Resources (Ministry of Education of China)
2. School of Chemistry and Pharmaceutical Sciences of Guangxi Normal University
3. Guilin 541004
4. PR China
5. Department of Pharmaceutical Engineering
6. College of Chemical and Material Science
7. Hebei Normal University
8. Shijiazhuang 050024
9. China
10. School of Chemistry and Chemical Engineering
11. Southeast University
12. Nanjing 211189
13. Department of Chemistry & Pharmaceutical Science