Media type: E-Article Title: Inside Back Cover: Reconstitution of the B12 Macrocycle by Radical Ring Closure of a Blue Secocorrin (Angew. Chem. Int. Ed. 27/2012) Contributor: Ruetz, Markus; Fedosov, Sergey N.; Kräutler, Bernhard imprint: Wiley, 2012 Published in: Angewandte Chemie International Edition Language: English DOI: 10.1002/anie.201204200 ISSN: 1433-7851; 1521-3773 Keywords: General Chemistry ; Catalysis Origination: Footnote: