[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a natural product found in Ophioceras venezuelense with data available."}, {"from": "gpt", "value": "[C][C][=C][C][C][Branch2][Ring1][=Branch1][C][C@H1][C][C@][Ring1][Ring1][Branch1][=Branch2][C@@H1][Ring1][Branch2][C][C][Ring1][O][=O][C][=Branch1][C][=O][O][Branch1][C][C][C]"}]