1. Key Laboratory of Synthetic and Self-assembly Chemistry for Organic Functional Materials; Shanghai Institute of Organic Chemistry; Chinese Academy of Sciences; No. 345 Lingling Rd. Shanghai 200032 P. R. China
2. Department of Physical Chemistry; University of Malaga, Campus de Teatinos s/n; 229071 Malaga Spain
3. Laboratory of Advanced Materials; Fudan University; No. 200 Handan Rd. Shanghai 200438 P. R. China
4. MALTA-Consolider Team; Department of Physical Chemistry; Complutense University of Madrid; 28040 Madrid Spain
5. Department of Chemistry; University of Reading, Whiteknights; Reading RG6 6AD UK