1. Wuya College of Innovation, Shenyang Pharmaceutical University, Shenyang, P. R. China;
2. Department of Chemistry and Life Science, School of Advanced Engineering, Kogakuin University, Hachioji, Japan;
3. Japan SLC, Inc, Shizuoka, Japan;
4. Medical Research Institute of Curing Mibyo, Machida, Japan;
5. Key Laboratory of Computational Chemistry-Based Natural Antitumor Drug Research & Development, Shenyang Pharmaceutical University, Shenyang, P. R. China