[{"from": "human", "value": "Provide a brief overview of this molecule. [C][O][C][=C][C][=Branch2][Ring2][N][=N][C][=Branch1][Ring2][=N][Ring1][=Branch1][O][C][=C][Branch2][Ring1][#Branch2][C][=Branch1][=Branch1][=C][C][=C][Ring1][=Branch1][O][C][=N][C][=Branch1][#Branch2][=C][C][=Branch1][Ring2][=N][Ring1][=Branch1][O][C][O][C][C][=Branch1][C][=O][O-1][O][C].[Na+1]"}, {"from": "gpt", "value": "The molecule is the organic sodium salt of bispyribac. It is used as a broad spectrum post-emergent herbicide for the control of grasses, sedges and broadleaf weeds in rice crops. It has a role as a herbicide, an agrochemical and an environmental contaminant. It contains a bispyribac(1-)."}]