[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a secondary alcohol that is butan-2-ol in which one of the methyl hydrogen atoms is substituted by chlorine. It has a role as a human metabolite. It is an organochlorine compound, a secondary alcohol and a volatile organic compound."}, {"from": "gpt", "value": "[C][C][C][Branch1][Ring1][C][Cl][O]"}]