参考文献：
Ultrabright and Highly Polarity-Sensitive NIR-I/NIR-II Fluorophores for the Tracking of Lipid Droplets and Staging of Fatty Liver DiseaseXiaobo Zhou, Ke Zhang, Chaojie Yang, Yuetian Pei, Lingfeng Zhao, Xiaoxia Kang, Zhenhua Li, Fuyou Li,* Yuling Qin,* and Li Wu*， Adv. Funct. Mater. 2022, 32, 2109929