[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a member of the class of tetralins that is tetralin in which the hydrogens at positions 1 and 2 are replaced by oxo and methyl groups, respectively. It is a member of tetralins and an aromatic ketone."}, {"from": "gpt", "value": "[C][C][C][C][C][=C][C][=C][C][=C][Ring1][=Branch1][C][Ring1][#Branch2][=O]"}]