Department of Chemical Biology, College of Chemistry and Chemical Engineering, The Key Laboratory for Chemical Biology of Fujian Province, School of Life Sciences, Xiamen University, Xiamen, Fujian, P R China.|Department of Chemical Biology, College of Chemistry and Chemical Engineering, The Key Laboratory for Chemical Biology of Fujian Province, School of Life Sciences, Xiamen University, Xiamen, Fujian, P R China.|Department of Chemical Biology, College of Chemistry and Chemical Engineering, The Key Laboratory for Chemical Biology of Fujian Province, School of Life Sciences, Xiamen University, Xiamen, Fujian, P R China.|Department of Chemical Biology, College of Chemistry and Chemical Engineering, The Key Laboratory for Chemical Biology of Fujian Province, School of Life Sciences, Xiamen University, Xiamen, Fujian, P R China.|Department of Chemical Biology, College of Chemistry and Chemical Engineering, The Key Laboratory for Chemical Biology of Fujian Province, School of Life Sciences, Xiamen University, Xiamen, Fujian, P R China.