1. Key Laboratory of Computational Chemistry-Based Natural Antitumor Drug Research & Development, Liaoning Province; Engineering Research Center of Natural Medicine Active Molecule Research & Development, Liaoning Province; Key Laboratory of Natural Bioactive Compounds Discovery & Modification, Shenyang; School of Traditional Chinese Materia Medica, Shenyang Pharmaceutical University, Shenyang, Liaoning 110016, China
2. School of Pharmacy, Shenyang Pharmaceutical University, No. 103, Wenhua Road, Shenyang, Liaoning 110016, P. R. China
3. Basic Science Research Center Base (Pharmaceutical Science), Shandong province, Yantai University, Yantai 264005, China