Disclosed are compounds of Formula 1, including all stereoisomers, N-oxides, and salts thereof, wherein R1, R2, R3, R4, R5, R6, J2, Q1, Q2, T and Y are as defined in the disclosure. Also disclosed are compositions containing the compounds, N-oxides and salts, and methods for controlling undesired vegetation comprising contacting the undesired vegetation or its environment with an effective amount of a compound, N-oxide, salt or composition.