[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C@][C][C][C@@H1][C@][Branch2][Ring2][O][C][C][C@@H1][Branch2][Ring2][Ring2][C][C@][Ring1][=Branch1][Branch2][Ring1][N][C][C][C@@][Ring1][#Branch2][Branch1][Branch1][C][Ring1][=C][=O][C][C][C@@H1][Ring2][Ring1][C][C][=C][C][=Branch1][C][=O][O][C][Ring1][=Branch1][O][O][C]"}, {"from": "gpt", "value": "The molecule is a natural product found in Periploca sepium and Periploca forrestii with data available."}]