![Replacement of the Cobalt Center of Vitamin B12 by Nickel: Nibalamin and Nibyric Acid Prepared from Metal‐Free B12 Ligands Hydrogenobalamin and Hydrogenobyric Acid - Kieninger - 2020 - Angewandte Chemie International Edition - Replacement of the Cobalt Center of Vitamin B12 by Nickel: Nibalamin and Nibyric Acid Prepared from Metal‐Free B12 Ligands Hydrogenobalamin and Hydrogenobyric Acid - Kieninger - 2020 - Angewandte Chemie International Edition -](https://onlinelibrary.wiley.com/cms/asset/acc4add2-352e-4121-a40a-8ded1043abd8/anie202008407-fig-0007-m.jpg)
Replacement of the Cobalt Center of Vitamin B12 by Nickel: Nibalamin and Nibyric Acid Prepared from Metal‐Free B12 Ligands Hydrogenobalamin and Hydrogenobyric Acid - Kieninger - 2020 - Angewandte Chemie International Edition -
![Replacement of the Cobalt Center of Vitamin B12 by Nickel: Nibalamin and Nibyric Acid Prepared from Metal‐Free B12 Ligands Hydrogenobalamin and Hydrogenobyric Acid - Kieninger - 2020 - Angewandte Chemie International Edition - Replacement of the Cobalt Center of Vitamin B12 by Nickel: Nibalamin and Nibyric Acid Prepared from Metal‐Free B12 Ligands Hydrogenobalamin and Hydrogenobyric Acid - Kieninger - 2020 - Angewandte Chemie International Edition -](https://onlinelibrary.wiley.com/cms/asset/6a174549-2a20-4aad-b652-9fd9800a3825/anie202008407-fig-0004-m.jpg)
Replacement of the Cobalt Center of Vitamin B12 by Nickel: Nibalamin and Nibyric Acid Prepared from Metal‐Free B12 Ligands Hydrogenobalamin and Hydrogenobyric Acid - Kieninger - 2020 - Angewandte Chemie International Edition -
![Replacement of the Cobalt Center of Vitamin B12 by Nickel: Nibalamin and Nibyric Acid Prepared from Metal‐Free B12 Ligands Hydrogenobalamin and Hydrogenobyric Acid - Kieninger - 2020 - Angewandte Chemie - Wiley Online Library Replacement of the Cobalt Center of Vitamin B12 by Nickel: Nibalamin and Nibyric Acid Prepared from Metal‐Free B12 Ligands Hydrogenobalamin and Hydrogenobyric Acid - Kieninger - 2020 - Angewandte Chemie - Wiley Online Library](https://onlinelibrary.wiley.com/cms/asset/1482e248-b319-47f0-9efe-4dbaf7eee182/ange202008407-fig-5001-m.jpg)