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