We acknowledge the financial support from the National Natural Science Foundation of China (Grant Nos. 91733301, 21702069, 51572102, and 51972133), the Fundamental Research Funds for the Central Universities, the Science and Technology Department of Hubei Province (No. 2017AAA190), the 111 Project (No. B07038), and the Program for HUST Academic Frontier Youth Team (2016QYTD06). The authors thank beamline BL14B1 at SSRF for providing the beam time and Shiyu Wang thank Shuang Liu, Qiu Xiong, Daiyu Li, and Xingyue Liu for providing the help.
