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