[{"from": "human", "value": "What can you tell me about this molecule? [C][C][=C][C][=C][Branch1][Ring2][O][Ring1][Branch1][C@][Branch1][=C][C][C][C@H1][Branch1][Ring2][O][Ring1][Branch1][C][Branch1][C][C][C][C]"}, {"from": "gpt", "value": "The molecule is a natural product found in Nicotiana tabacum with data available."}]