1. Department of Chemistry and Molecular Sciences Research Hub Imperial College London White City Campus, 82 Wood Lane London W12 0BZ UK
2. Institute for Molecular Science and Engineering and Centre for Processable Electronics Imperial College London South Kensington Campus London SW7 2AZ UK
3. Department Chemie und Pharmazie & Interdisciplinary Center for Molecular Materials (ICMM) Friedrich-Alexander-Universität Erlangen-Nürnberg Nikolaus-Fiebiger-Strasse 10 91058 Erlangen Germany
4. Dipartimento di Chimica e Chimica Industriale Università di Pisa Via Moruzzi 13 56124 Pisa Italy
5. Institute for Organic Chemistry Martin-Luther-Universität Halle-Wittenberg Kurt-Mothes-Straße 2 06120 Halle Germany
6. University of East Anglia Norwich Research Park Norwich NR4 7TJ UK