[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is conjugate base of (2S)-2-hydroxyphytanic acid. It is a (2S)-2-hydroxy monocarboxylic acid anion, an isoprenoid and a long-chain fatty acid anion. It is functionally related to a hexadecanoic acid and a hexadecanoate. It is a conjugate base of a (2S)-2-hydroxyphytanic acid."}, {"from": "gpt", "value": "[C][C][Branch1][C][C][C][C][C][C][Branch1][C][C][C][C][C][C][Branch1][C][C][C][C][C][C][Branch1][C][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O]"}]