A Thiolate-Bridged, Fully Delocalized Mixed-Valence Dicopper(I,II) Complex That Models the Cu<sub>A</sub> Biological Electron-Transfer Site

A Thiolate-Bridged, Fully Delocalized Mixed-Valence Dicopper(I,II) Complex That Models the Cu<sub>A</sub> Biological Electron-Transfer Site