1. Department
of Chemistry, Jilin Province Key Laboratory of Organic Functional
Molecular Design and Synthesis, Northeast Normal University, Changchun 130024, China
2. College
of Chemistry, Chemical Engineering and Materials Science, Collaborative
Innovation Center of Functionalized Probes for Chemical Imaging in
Universities of Shandong, Key Laboratory of Molecular and Nano Probes,
Ministry of Education, Institute of Molecular and Nano Science, Shandong Normal University, Jinan 250014, China