[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][Branch1][C][C][N][C][=N][C][=Branch1][#Branch2][=N][C][=Branch1][Ring2][=N][Ring1][=Branch1][O][C][N][C][Branch1][C][C][C]"}, {"from": "gpt", "value": "The molecule is a herbicide used for killing annual and perennial broad-leaf weeds to aid in brush and grass control mainly in non-cropping situations. It is a nonselective herbicide which can be applied before or following weed emergence.  It controls most annual and many perennial broadleaf weeds and grasses, such as Johsongrass, Bermudagrass, foxtail, mustards, ragweeed, plantain, quackgrass, horsetail, watergrass, chickweed, catchfly, cocklebur, mullein, crabgrass, dock, goosegrass, etc."}]