1. Max Planck Institute for Polymer Research Ackermannweg 10 Mainz 55128 Germany
2. State Key Laboratory of Elemento‐Organic ChemistryCollege of ChemistryNankai University Tianjin 300071 China
3. Department of Molecular PhysicsFaculty of ChemistryLodz University of Technology Zeromskiego 116 Lodz 90‐924 Poland