[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a natural product found in Chamaemelum fuscatum with data available."}, {"from": "gpt", "value": "[C][C][#C][C][#C][C@@H1][Branch1][#Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1][O][O]"}]