1. Department
of Chemistry, Physical and Theoretical Chemistry Laboratory, University of Oxford, South Parks Road, Oxford OX1 3QZ, United Kingdom
2. Laboratório
de Espectroscopia Molecular, Instituto de Química, Universidade de Sa̅o Paulo, Av. Prof. Lineu Prestes 748, Sa̅o Paulo 05508-000, Brazil
3. Department
of Chemistry, University College London, 20 Gordon Street, London WC1H 0AJ, United Kingdom
4. X-ray
Science Division, Argonne National Laboratory, Argonne, Illinois 60439, United States
5. Materials Development Inc., Arlington Heights, Illinois 60004, United States
6. SUNY, Stony Brook, New York 11794, United States