Magnetic coupling through the carbon skeleton of malonate in two polymorphs of {[Cu(bpy)(H2O)][Cu(bpy)(mal)(H2O)]}(ClO4)2 (H2mal = malonic acid; bpy = 2,2'-bipyridine)

1. Ruiz-Pérez, C.
2. Hernández-Molina, M.
3. Lorenzo-Luis, P.
4. Lloret, F.
5. Cano, J.
6. Julve, M.