1. Key Laboratory of Structure-Based Drug Design and Discovery (Shenyang Pharmaceutical University), Ministry of Education, Shenyang 110016, P.R. China
2. School of Traditional Chinese Materia Medica, Shenyang Pharmaceutical University, Shenyang 110016, P.R. China
3. Institute of Applied Ecology, Chinese Academy of Sciences, Shenyang 110016, P.R. China
4. School of Life Science and Biopharmaceutics, Shenyang Pharmaceutical University, Shenyang 110016, P.R. China