[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a natural product found in Nicotiana tabacum with data available."}, {"from": "gpt", "value": "[C][C][Branch2][Ring1][#Branch1][C][C][C][Branch1][=C][C][C][C][Branch1][Branch1][C][C][Ring1][=Branch2][Branch1][C][C][C][Branch1][C][C][C][C]"}]