1. Department of Medicinal Chemistry, Key Laboratory of Chemical Biology (MOE), School of Pharmaceutical Sciences, Cheeloo College of Medicine, Shandong University, Jinan, Shandong 250012, China
2. School of Pharmaceutical Sciences, Liaocheng University, Liaocheng, Shandong 252059, China
3. Simmons Comprehensive Cancer Center, University of Texas Southwestern Medical Center, Dallas, Texas 75390, United States
4. Department of Biochemistry, University of Texas Southwestern Medical Center, Dallas, Texas 75390, United States
5. Department of Pharmacology, University of Texas Southwestern Medical Center, Dallas, Texas 75390, United States