1. Department of Medicinal Chemistry and Key Laboratory of Chemical Biology of Natural Products (MOE), School of Pharmacy, Shandong University, Jinan, Shandong 250012, China
2. Department of Chemistry, New York University, New York, New York 10003, United States
3. Key Laboratory of Experimental Teratology of the Ministry of Education and Department of Biochemistry and Molecular Biology, School of Medicine, Shandong University, Jinan, Shandong 250012, China
4. NYU-ECNU Center for Computational Chemistry, New York University−Shanghai, Shanghai 200122, China