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