1. Key Laboratory for Advanced Materials and Joint International Research Laboratory of Precision Chemistry and Molecular Engineering Feringa Nobel Prize Scientist Joint Research Center Frontiers Science Center for Materiobiology and Dynamic Chemistry School of Chemistry and Molecular Engineering East China University of Science & Technology 130 Meilong Road Shanghai 200237 P. R. China
2. Department of Chemistry Graduate School of Science Tokyo Metropolitan University Tokyo 192-0397 Japan
3. Department of Science and Technology Laboratory of Organic Electronics Linköping University 60174 Norrköping Sweden
4. Department of Physics and Astronomy Uppsala University 75120 Uppsala Sweden
5. Department of Applied Chemistry Graduate School of Engineering Kyushu University Fukuoka 819-0395 Japan