[{"from": "human", "value": "Please give me some details about this molecule. [C][=C][C][=Branch1][P][=C][Branch1][=N][C][=Branch1][Branch1][=C][Ring1][=Branch1][Cl][C][=Branch1][C][=O][O][Cl][Cl]"}, {"from": "gpt", "value": "The molecule is a chlorobenzoic acid that is benzoic acid in which the hydrogens at positions 2, 3, and 6 have been replaced by chlorines. A synthetic auxin, it is used as a post-emergence herbicide to control weeds in various cereal crops. Not approved for use within the European Union. It has a role as a synthetic auxin, a herbicide and an agrochemical. It is a trichlorobenzene and a chlorobenzoic acid."}]