[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][Branch1][=Branch2][C][C][N][=C][Branch1][C][N][N][C][=Branch1][C][=O][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a 2-oxo monocarboxylic acid that is 2-oxopentanoic acid in which C-3 is methyl-substituted and C-5 is substituted by a carbamimidamido group. It contains a guanidino group. It is functionally related to a valeric acid. It is a tautomer of a 5-guanidino-3-methyl-2-oxopentanoic acid zwitterion."}]