Synthesis and Study of the Ru-Pt Heterometallic Complexes [RuCp(L) (PPh3)-µ-dmoPTA-1κP:2κ2-N,N′-Pt(κ2C,O-CH2N(CH3)CHO)][PtCl4] (L = Cl, PPh3) (Bioinorganic Chemistry and Applications, 2025)