1. Institute
of Organic Chemistry,
Johannes Gutenberg-University, Mainz, Germany
2. Institute of Nuclear Chemistry,
Johannes Gutenberg-University, Mainz, Germany
3. Institute of Physiology, University
Halle, Halle (Saale), Germany
4. Max-Planck-Institute for Polymer
Research, Mainz, Germany
5. Department of Nuclear Medicine,
University Medicine Mainz, Germany
6. Institute of Physical Chemistry, Johannes
Gutenberg-University, Mainz, Germany