catena-Poly[[(diaqua­zinc)-μ-3-carb­oxy­pyrazine-2-carboxyl­ato-κ4N1,O2;N4,O3] nitrate]

Starosta, W.; Leciejewicz, J.

doi:10.1107/S1600536811054031

Figure 1 A structural unit of the title compound with atom labelling scheme and 50% probability displacement ellipsoids. Symmetry code: (i) -x + $[{1\over 2}]$ , y + $[{1\over 2}]$ ,-z + $[{1\over 2}]$ . An intramolecuular hydrogen bond is shown by dashed lines.