| 摘要 |
The present invention relates to compounds of Formula (I), or an agronomically acceptable salt of said compounds wherein A1, A2, R1, R2, R3 and R4 are as defined herein. The invention further relates to herbicidal compositions which comprise a compound of Formula (I), to their use for controlling weeds, in particular in crops of useful plants, and to intermediates used to synthesise said compounds. |
