[{"from": "human", "value": "Describe this molecule. [C][C][Branch1][C][C][C][=C][O][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][=C][C][=Branch1][C][=O][O][Ring1][=Branch2]"}, {"from": "gpt", "value": "The molecule is a natural product found in Heracleum maximum with data available."}]