Acknowledgements
We gratefully acknowledge the financial support received from the
Austrian Federal Ministry of Science, Research and Economy; from the
National Foundation of Research, Technology, and Development; and from
Boehringer Ingelheim RCV GmbH & Co KG. The funding agencies had no
influence on how this research was carried out. We thank the colleagues
from our research group and our company partner BI RCV for their
scientific input and continuous
scientific support.