| 摘要 |
Compounds having the formula <IMAGE> in which R is 1-4 carbon haloalkyl; R1 is selected from the group consisting of hydrogen and 1-4 carbon alkyl; and R2 is selected from the group consisting of 2-8 carbon cyanoalkyl, 5-12 carbon cyanoalkylcycloalkyl, 5-12 carbon cyanocycloalkyl, 3-6 carbon cyanoalkylalkoxy, and cyanobenzyl; provided that when R2 is cyanoalkyl, R is dibromoalkyl, are useful for the protection of crops from thiocarbamate and haloacetanilide herbicidal injury.
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