abstract |
Disclosed are compounds of Formula 1, including all stereoisomers, N-oxides, and salts thereof, n nwhereinn n A, R 1 , R 2 and R 3 are as defined in the disclosure. n Also disclosed are compositions containing the compounds of Formula 1 and methods for controlling undesired vegetation comprising contacting the undesired vegetation or its environment with an effective amount of a compound or a composition of the invention. |