Guest controlled coordination framework: syntheses, crystal structures and thermal properties of two three-dimensional structures of [Ce-2(adipate)(3)(OH2)(4)] center dot 6H(2)O and [Ce-2(adipate)(3)(OH2)(4)] center dot 4H(2)O center dot (adipic acid)

A unique open inorganic-organic framework with alternate hexa- and penta-coordinate cobalt(II) sites. Synthesis, crystal structure and magnetic properties of [Co3(C4H4O4)2.5(OH)] n&middot0.5nH2O