SEARCH Articles Figures Tables A High-Valent Fe Intermediate of Tryptophan 2,3-Dioxygenase Group high-valent complexes Heterocycle Synthesis via High-Valent Cobalt-Catalyzed C-H Activation High valent copper High valent intermediate High-Valent Complexes of Ruthenium High-Valent Complexes of Ruthenium and Osmium High-valent Fe intermediates High-valent complex High-valent imidos High-valent iron High-valent iron dimers High-valent iron-oxo porphyrin High-valent metal ions High-valent metal-oxo complex High-valent metalloporphyrin High-valent nonheme iron complexe High-valent oxo intermediates High-valent ruthenium complex Metalloporphyrins high valent Organouranium complexes high-valent Transition metal clusters high valent