[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a hexanoic acid compound having an oxo substituent at the 2-position and a hydroxy substituent at the 6-position. It is a 2-oxo monocarboxylic acid and a 6-hydroxy monocarboxylic acid. It is functionally related to a hexanoic acid."}, {"from": "gpt", "value": "[C][Branch1][Ring2][C][C][O][C][C][=Branch1][C][=O][C][=Branch1][C][=O][O]"}]