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