[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a member of indanes."}, {"from": "gpt", "value": "[C][C][=C][C][C][C][C][Ring1][Branch1][=C][Branch1][Branch1][C][=C][Ring1][=Branch2][O][C][C][Branch1][O][C][Branch1][C][C][N][C][Branch1][C][C][C][O]"}]