1. Department of Chemistry, Johannes Gutenberg University, Duesbergweg 10−14, 55128 Mainz, Germany
2. Bio, Electro and Chemocatalysis BioCat, Straubing Branch, Fraunhofer IGB, Schulgasse 11a, 94315 Straubing, Germany
3. ESy-Labs GmbH, Siemensstrasse 7, 93055 Regensburg, Germany