[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a natural product found in Myrtus communis, Usnea articulata, and other organisms with data available."}, {"from": "gpt", "value": "[C][C][=C][Branch2][Ring2][#C][C][=Branch2][Ring2][=Branch1][=C][C][=Branch1][Branch1][=C][Ring1][=Branch1][O][C@@][Branch2][Ring1][=Branch2][C][=Branch2][Ring1][C][=C][C][=Branch1][C][=O][C@@H1][Branch1][Branch1][C][Ring1][#Branch1][=O][C][=Branch1][C][=O][C][O][Ring1][S][C][C][=Branch1][C][=O][C][O]"}]