[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is a natural product found in Xylaria cubensis with data available."}, {"from": "gpt", "value": "[C][C@H1][Branch1][#C][/C][=Branch1][#Branch1][=C][\\C][C][C][C][=C][/C][=Branch1][C][=O][O][C][=Branch1][C][=O][O][C]"}]