1. Department of NMR Based Structural Biology, Max Planck Institute for Biophysical Chemistry, Am Fassberg 11, 37077 Göttingen, Germany
2. Department of Geobiology, Geoscience Centre, University of Göttingen, Goldschmidtstraße 3, 37077 Göttingen, Germany
3. Centro de Investigacións Científicas Avanzadas (CICA), Departamento Química Fundamental, Facultade de Ciencias, Universidade da Coruña, A Coruña E-15071, Spain
4. Department of Chemistry, Gauhati University, Guwahati-781014, India
5. Nagoya University Museum, Nagoya University, Nagoya 464-8601, Japan