[{"from": "human", "value": "Provide a description of this molecule. [C][C@][C][C][C][C@][Branch2][Ring2][=Branch2][C@@H1][Ring1][=Branch1][C][C][C@@][Branch2][Ring1][#C][C@@H1][Ring1][#Branch2][C][C][C@][Branch2][Ring1][Branch1][C@H1][Ring1][=Branch1][C][C][=C][Branch1][Ring2][O][Ring1][=Branch1][C][=C][C][=Branch1][Ring2][=C][Ring1][#Branch1][O][C][C][Branch1][C][C][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a natural product found in Petrosia strongylata, Petrosia durissima, and Petrosia with data available."}]