[{"from": "human", "value": "Describe this molecule. [C][C][Branch1][C][C][C][Branch1][=Branch1][C][=Branch1][C][=O][O][O]"}, {"from": "gpt", "value": "The molecule is a valine derivative that is valine in which the amino group has been replaced by a hydroxy group. It has a role as a human metabolite. It is functionally related to an isovaleric acid. It is a conjugate acid of a 2-hydroxy-3-methylbutyrate."}]