[{"from": "human", "value": "Could you provide a description of this molecule? [C][=C][Branch1][=C][C][=Branch1][#Branch2][=C][C][=Branch1][Branch1][=C][Ring1][=Branch1][Cl][Cl][Cl][O][C][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a chlorophenoxyacetic acid that is phenoxyacetic acid in which the ring hydrogens at postions 2, 4 and 5 are substituted by chlorines. It has a role as a defoliant, a synthetic auxin and a phenoxy herbicide. It is a chlorophenoxyacetic acid and a trichlorobenzene. It is a conjugate acid of a (2,4,5-trichlorophenoxy)acetate."}]