[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a member of xanthones."}, {"from": "gpt", "value": "[C][C][=Branch2][Ring2][=Branch2][=C][C][C][/C][=Branch2][Ring1][P][=C][/C][O][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][=C][C][=Branch1][=N][=C][C][=Branch1][Branch2][=C][Ring1][=Branch1][C][Ring1][N][=O][O][O][/C][C]"}]