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1,3,4-oxadiazole-contanining ligand DPOP(DPOP=2-(11-dipyrido[3,2-a:2',3'-c]phenazine)-5-p-tolyl-1,3,4-oxadiazole) was synthesized by a convenient method and characterized by elemental analysis,IR,1H NMR. Then,corresponding Eu(Ⅲ) complex [Eu(DBM)3(