Proton-Induced Switching of Paramagnetism: Reversible Conversion between a Low and High Spin CoIII Center within a Heterobimetallic Core - Phan N. Phu; Justin L. Lee; Saborni Biswas; Joseph W. Ziller; Emile L. Bominaar; Michael P. Hendrich; A. S. Borovik (Journal of the American Chemical Society, 2025)