[{"from": "human", "value": "Describe this molecule. [C][C][Branch1][C][C][Branch1][=Branch1][C][=Branch1][C][=O][O][C][Branch1][C][C][Branch1][C][C][N][C][=Branch1][C][=O][O][C]"}, {"from": "gpt", "value": "The molecule is a methyl-branched fatty acid."}]