Modeling the Active Site of the Purple Acid Phosphatase Enzyme with Hetero-Dinuclear Mixed Valence M(II)-Fe(III) [M = Zn, Ni, Co, and Cu] Complexes Supported over a [N6O] Unsymmetrical Ligand

用 [N6O] 非对称配体负载的异双核混合价 M(II)-Fe(III) [M = Zn、Ni、Co 和 Cu] 配合物模拟紫色酸性磷酸酶的活性位点