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