Crystal structure of {6,6′-dihydroxy-2,2′-[iminobis(propane-1,3-diylnitrilomethanylylidene)]diphenolato-κ<sup>5</sup><i>O</i><sup>1</sup>,<i>N</i>,<i>N</i>′,<i>N</i>′′,<i>O</i><sup>1′</sup>}copper(II)
Acta crystallographica. Section E, Crystallographic communications