Isolation of a Ruthenium Pyrazole-Amido Intermediate in Catalytic Ammonia Oxidation by a Ruthenium Complex Bearing a Bipyrazole-Bipyridine Ligand - Hui Li; Haoran Shi; Meiling Wang; Jianhui Xie; Wai-Lun Man; Tai-Chu Lau; Yingying Liu (Journal of the American Chemical Society, 2025)