[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a natural product found in Callichilia barteri with data available."}, {"from": "gpt", "value": "[C][C][C@@][Branch2][Ring2][S][C][C][C][C@][Branch2][Ring2][Ring1][C@@][Ring1][=Branch1][Branch2][Ring1][N][N][Branch1][Ring2][C][Ring1][=Branch1][C][C][C][=C][Ring1][Branch2][N][C][=C][Ring1][Branch1][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][C][C][=Branch1][C][=O][O][C][C]"}]