1. Department of Chemistry, Stanford University, Stanford, California 94305, United States
2. Institute of Organic Chemistry and Biochemistry of the Czech Academy of Sciences, Flemingovo náměstí 2, 166 10 Praha 6, Czech Republic
3. Faculty of Science, Charles University, Albertov 2038/6, 128 00 Praha 2, Czech Republic
4. J. Heyrovský Institute of Physical Chemistry, Czech Academy of Sciences, 182 23 Prague, Czech Republic
5. Stanford Synchrotron Radiation Lightsource, SLAC National Accelerator Laboratory, Stanford University, Menlo Park, California 94025, United States