[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a member of tetralins."}, {"from": "gpt", "value": "[C][O][C][=C][Branch2][Ring1][#Branch1][C][=Branch2][Ring1][C][=C][C][=Branch1][C][=O][C][C][C][Branch1][#Branch1][C][Ring1][#Branch1][=C][Ring1][O][O][O][C][O]"}]