[{"from": "human", "value": "What can you tell me about this molecule? [C][=Branch1][C][=O][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O-1].[NH4+1].[NH4+1]"}, {"from": "gpt", "value": "The molecule is an ammonium salt consisting of ammonium and oxalate ions in a 2:1 ratio. It is an ammonium salt and an oxalate salt. It contains an oxalate(2-)."}]