[{"from": "human", "value": "Describe this molecule. [C][C][=C][C][C][C@][Branch2][Ring1][#Branch2][C@H1][Ring1][=Branch1][C@@H1][C@@H1][Branch1][Branch2][C@@H1][Branch1][Ring2][C][Ring1][=Branch1][O][C][=Branch1][C][=C][C][=Branch1][C][=O][O][Ring1][#Branch2][C]"}, {"from": "gpt", "value": "The molecule is a natural product found in Cassinia subtropica with data available."}]