abstract |
Compounds of formula 1 (including all stereoisomers), N -oxides thereof and their salts are disclosed: (I) In this formula, A, R 1 R 5 and R 6 are as defined in the specification and claims. There is also disclosed a method of controlling unwanted vegetation, comprising contacting a composition comprising a compound of formula (I) and an unwanted vegetation or an environment thereof with an effective amount of a compound or composition of the invention. |