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The title compound 3,3'-(2,2'-(ethane-1,2-diylbis(oxy))bis(ethane-2,1-diyl))bis(2- (4-chlorophenylamino)quinazolin-4(3H)-one) 3 (C34H30Cl2N6O4, Mr = 657.54) has been synthesized and its crystal structure was determined by single-crystal X-ray diff