[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a natural product found in Strychnos angustiflora with data available."}, {"from": "gpt", "value": "[C][=C][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][O][C][Branch2][Ring1][=Branch2][C@@H1][Branch2][Ring1][Ring2][C@H1][Branch1][S][C@@H1][Branch1][N][C][=C][Ring1][=Branch1][C][=C][C][=C][Ring1][=Branch1][O][O][O][O][O][C][Ring2][Ring1][Ring2][=C][C][=C][Ring2][Ring1][Branch2]"}]