1. School of Chemical Science and Technology Key Laboratory of Medicinal Chemistry for Natural Resource – Ministry of Education Functional Molecules Analysis and Biotransformation Key Laboratory of Universities in Yunnan Province Yunnan University 2 North Cuihu Road 650091 Kunming P. R. China
2. Key Laboratory of Medicinal Chemistry for Natural Resource Ministry of Education Solvay Specialty Polymers S.p.A. Viale Lombardia 20 20021 Bollate, Milan Italy