1. Institut de Ciència de Materials de Barcelona
(ICMAB-CSIC), Campus UAB, 08193 Bellaterra, Spain
2. Department of Organic Chemistry II, University of the Basque Country, 48980 Leioa, Spain
3. Departament
de Química, Universitat Autónoma de Barcelona, 08193 Bellaterra, Spain
4. Laboratorio de Estudios
Cristalográficos, IACT, CSIC-University of Granada, Armilla, Granada, Spain