[{"from": "human", "value": "Describe this molecule. [C][C][=C][C][C][Branch1][Branch1][C][C][Ring1][=Branch1][C][=Branch1][O][=C][C][C][Ring1][Branch2][C][Branch1][C][C][C][C][=O]"}, {"from": "gpt", "value": "The molecule is a natural product found in Artemisia annua, Guatteria blepharophylla, and Diplocarpon mali with data available."}]