1. The Institute of Flexible Electronics (Future Technologies), Xiamen University, Xiamen 361005, China
2. Department of Physical Science and Technology, Central China Normal University, Wuhan 430079, China
3. Sauvage Center for Molecular Sciences, Hubei Key Lab on Organic and Polymeric Optoelectronic Materials, Department of Chemistry, Wuhan University, Wuhan 430072, China
4. Department of Chemistry and Key Laboratory for Preparation and Application of Ordered Structural Materials of Guangdong Province, Shantou University, Shantou 515063, China