1. Institut Curie, Centre
de Recherche,
91405 Orsay Cedex, France
2. INSERM U75991405 Orsay Cedex,
France
3. ENS, Département
de Chimie,
75231 Paris Cedex 05, France and UMR 7203, CNRS/UPMC/ENS, Paris, France
4. RMN en Milieu Orienté,
ICMMO, UMR-CNRS 8182, Université de Paris-Sud, 91405 Orsay
cedex, France
5. Ecole Polytechnique
Fédérale
de Lausanne, Institut des Sciences et Ingénierie Chimiques,
1015 Lausanne, Switzerland
6. Department
of Chemistry, University of California-Davis, One Shields Avenue,
95616 Davis, California, United States
7. Solid State and Structural Chemistry
Unit and NMR Research Centre, Indian Institute of Science, Bangalore 560012, India