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