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The title compound [NdK(btec)(H2O)2]n 1 was synthesized via the hydrothermal reaction of Zn(OAc)2·H2O,Nd(NO3)3 and KOH with 1,2,4,5-benzenetetra-carboxylic acid(H4btec),and characterized by elemental analysis and infrared spectra.The crystal of 1 cry