[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a member of indanones."}, {"from": "gpt", "value": "[C][O][C][=C][Branch2][Ring1][#Branch2][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][C][Branch1][Branch1][C][Ring1][=Branch1][=O][C][C][C][C][N][C][C][Ring1][=Branch1][O][C]"}]