The present invention provides a compound of formula (I) wherein R4 is of sub-formula (a) or (b) and wherein the other substituents are as defined in the specification. The compounds of formula (I) are potentially useful as herbicides.
本发明提供了一种化合物,其
化学式为(I),其中R4为亚式(a)或(b),其他取代基如规范中定义。化合物的
化学式(I)可能作为
除草剂有用。