1. Institute
of Organic Chemistry, Johannes Gutenberg-University, Duesbergweg 10-14, D-55099 Mainz, Germany
2. Max-Planck-Institute
for Polymer Research, Ackermannweg
10, D-55128 Mainz, Germany
3. III.
Medical Clinic (Hematology, Oncology and Pneumology), University Medical Center of the Johannes-Gutenberg University Mainz, Langenbeckstraße 1, D-55131 Mainz, Germany