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A novel tripodal receptor,1,3,5-tri((5,7-dimethyl-1,8-naphthyridin-2-yl-amino)methyl)-2,4,6-triethylbenzene(1) was synthesized from starting materials 2,6-diamino-pyridine(2) and 1,3,5-triethylbenzene(4) by three steps with an overall yield of 25%,and cha