[{"from": "human", "value": "Provide a description of this molecule. [C][C][Branch2][Ring1][#Branch1][C][C][C][C][Branch1][S][C][Ring1][=Branch1][C][C][=C][Branch1][=Branch1][C][Ring1][=Branch1][C][=O][C][=O][C][C]"}, {"from": "gpt", "value": "The molecule is a natural product found in Cinnamosma madagascariensis, Dendrodoris nigra, and other organisms with data available."}]