A compound having pesticidal activity and which has the fo;llowing general formula: wherein: R1 is selected from hydrogen, C1-6 alkyl, halogen, C1-6 alkoxy, C2-6 alkoxycarbonyl, amino, nitro, CF3, and Cl_5-(alkyl and dialkyl)-amino; X is a divalent hydrocarbon radical having 1 to 8 carbon atoms in its backbone, which may be interrupted by 1 or 2 of O or S, and which may be substituted by 1 or more halogens, C1-4 alkyl groups or C1-4 alkoxy groups; Y is O, S, CH2, SO, or SO2; Z is O, S, CH2, SO, or SO2; R2 is selected from hydrogen, halogen, C1-6 alkyl, C1-6 alkoxy, C2-6 alkoxycarbonyl, amino, nitro, and CF3; and R3 is selected from hydrogen, halogen, C1-6 alkyl, C1-6 alkoxy, C2-6 alkoxycarbonyl, amino, nitro, C1-5-(alkyl and dialkyl)amino, and CF3.
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