[{"from": "human", "value": "Describe this molecule. [C][C][=C][C][=Branch2][Ring1][Ring1][=C][Branch1][#C][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][Branch1][C][C][Branch1][C][C][C][O][C][Branch1][C][C][Branch1][C][C][C]"}, {"from": "gpt", "value": "The molecule is an organic chemical composed of 4-methylphenol modified with tert-butyl groups at positions 2 and 6. Butylated hydroxytoluene (BHT) inhibits autoxidation of unsaturated organic compounds. BHT is used in food, cosmetics and industrial fluids to prevent oxidation and free radical formation."}]