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