[{"from": "human", "value": "Describe this molecule. [C][C][C][C][O][C][=Branch1][C][=O][C][C][Branch1][O][C][C][=Branch1][C][=O][O][C][C][C][C][Branch1][#Branch2][C][=Branch1][C][=O][O][C][C][C][C][O][C][=Branch1][C][=O][C]"}, {"from": "gpt", "value": "The molecule is a flavouring ingredient and plasticiser used in packaging films for food."}]