| 摘要 |
Compounds of the formula <IMAGE> wherein x is a hydrogen atom, a halogen atom, a trihalomethyl group, an alkyl group, or a cyano group, Y is a hydrogen atom or a halogen atom, R1 is a hydrogen atom, a hydroxy group, an alkoxy group, or an optionally-substituted alkyl group, and R2 is a hydrogen atom or an optionally-substituted alkyl group, or R1 and R2 can be taken together to form a heterocyclic ring, and compositions containing these compounds exhibit herbicidal activity.
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