Crystal structure of catena-poly[diaqua-μ<sub>2</sub>-4,4′-biphenyl-4,4′-diyldipyridine-κ<sup>2</sup> <i>N</i>:<i>N</i>′-bis(5-carboxy-2,6-dimethylpyridine-3-carboxylato-κ<i>O</i>)nickel(II)] dihydrate, C<sub>40</sub>H<sub>40</sub>N<sub>4</sub>O<sub>12</sub>Ni
Zeitschrift für Kristallographie. New crystal structures/Zeitschrift für Kristallographie. New crystal structures