6,6′-Dimethoxy-2,2′-[ethane-1,2-diylbis(nitrilomethylidyne)]diphenolato-1κ4O1,O1′,O6,O6′:2κ4O1,N,N′,O1′(methanol-1κO)-μ-nitrato-1:2κ2O:O′-dinitrato-1κ4O,O′-cerium(III)zinc(II) - Retracted Article | RetractBase