Fig. 8From: Equilibria in cobalt(II)–amino acid–imidazole system under oxygen-free conditions: effect of side groups on mixed-ligand systems with selected L-α-amino acidsSuggested coordination modes of the ternary Co(II)–Himid–L-α-His complexes: a MLL′H; b ML2L′ (in two isomeric forms, I and II)Back to article page