[{"from": "human", "value": "What can you tell me about this molecule? [C][=C][C][=Branch1][=Branch1][=C][N][=C][Ring1][=Branch1][C][C][Branch1][C][O][Branch1][=Branch2][P][=Branch1][C][=O][Branch1][C][O][O][P][=Branch1][C][=O][Branch1][C][O][O-1].[Na+1]"}, {"from": "gpt", "value": "The molecule is a 1,1-bis(phosphonic acid)."}]