abstract |
patent: "herbicidal compounds". The present invention relates to compounds of formula (I), or an agronomically acceptable salt of said compounds, wherein a1, a2, a3, a4, a5, x, r1, r2 and r6 are as defined herein. The invention further relates to herbicidal compositions comprising a compound of formula (I), and their use for weed control, in particular in useful plant crops. |