Formation and Dynamic Properties of the Triangular Rhodium μ3-Sulfido Complex [Rh3Cp*3(μ3-η2-||-C2H2)(μ3-S)]2+ (Cp* = η5-C5Me5), Including an Acetylene Ligand Generated by the Coupling and Deprotonation of Two Bridging Methylene Units in a Dirhodium Complex | Publicación