The reaction of copper(II) nitrate, oxamide, and an angular bridging ligand 2,5-bis(4-pyridyl)-1,3,4-oxadiazole (4-bpo) under hydrothermal conditions affords a 3D pillared-layer coordination framework {[Cu(2)(4-bpo)(ox)(2)](H(2)O)(4)}(n) (1) (ox = oxalate), featuring the unique zeolite-type NiP(2) network and interesting properties.
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