1. Australian Synchrotron, 800 Blackburn
Road, Clayton, Victoria 3168, Australia
2. Department
of Chemistry, University of Otago, P.O. Box 56, Dunedin 9016, New Zealand
3. Department
of Chemistry, University of Copenhagen, Universitetsparken 5, DK-2100 Copenhagen, Denmark
4. Department
of Pharmaceutical Science, University of Maryland, Baltimore, Maryland 21201, United States
5. Department
of Chemistry, University of Basel, Klingelbergstrasse 80, 4056 Basel, Switzerland
6. Department
of Chemistry, Brown University, Providence, Rhode Island 01912, United States