| 摘要 |
Bithienyl compounds of the following structural formula are phototoxic insecticides and acaricides: <IMAGE> wherein R1 is selected from hydrogen, halogen, alkyl, haloalkyl, alkoxy, and haloalkoxy; R2 is selected from hydrogen and halogen; R3 is selected from hydrogen, alkyl, phenyl, and thienyl; and R4 is selected from hydrogen, halogen, alkyl, and haloalkyl.
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