1. Guangdong Provincial Key Laboratory of Digestive Cancer Research Precision Medicine Center The Seventh Affiliated Hospital Sun Yat‐Sen University Shenzhen Guangdong 518107 P. R. China
2. MOE Key Laboratory of Bioinorganic and Synthetic Chemistry School of Chemistry Sun Yat‐Sen University Guangzhou 510275 P. R. China
3. College of Pharmacy and Health Sciences St. John's University New York NY 11439 USA
4. College of Chemistry and Chemical Engineering Key Laboratory of Chemical Additives for China National Light Industry Shaanxi University of Science and Technology Xi'an 710021 P. R. China
5. Guangdong Province Key Laboratory for Biotechnology Drug Candidates School of Bioscience and Biopharmaceutics Guangdong Pharmaceutical University Guangzhou 510006 P. R. China