Crystal structure of poly[[aqua(μ-2,3-dihydrothieno[3,4-<i>b</i>][1,4]dioxine-5,7-dicarboxylato-κ<sup>2</sup><i>O</i><sup>5</sup>:<i>O</i><sup>7</sup>)[μ-di(pyridin-4-yl)sulfane-κ<sup>2</sup><i>N</i>:<i>N</i>′]zinc] 0.26-hydrate]
Acta crystallographica. Section E, Crystallographic communications