Interplay between covalent and aurophilic interactions in a series of isostructural 3D Hoffman-like frameworks containing bipyrimidine and dicyanoaurate bridges. X-Ray structure and magnetic properties of (µ-Au(CN)2]2[(M(NH3)2)2(µ-bpym)][Au(CN)2]2(M = Ni(ii), Co(ii) and Cu(ii)) | Publicación