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