[{"from": "human", "value": "Describe this molecule. [C][C][Branch1][C][C][C][=Branch1][C][=O][O][C][C][=C][C][=Branch2][Ring1][=Branch1][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C@][Branch1][Branch1][C][O][Ring1][Ring1][C][O][C][=Branch1][C][=O][C][O][C][=Branch1][C][=O][C][Branch1][C][C][C]"}, {"from": "gpt", "value": "The molecule is a natural product found in Calea ternifolia and Arnica sachalinensis with data available."}]