[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is an (omega-1)-hydroxy fatty acid ascaroside obtained by obtained by formal condensation of the alcoholic hydroxy group of (24R)-2-methylpentacosanoic acid with ascarylopyranose (the alpha anomer). It is a metabolite of the nematode Caenorhabditis elegans. It has a role as a Caenorhabditis elegans metabolite. It is an (omega-1)-hydroxy fatty acid ascaroside and a monocarboxylic acid."}, {"from": "gpt", "value": "[C][C@H1][C@@H1][Branch2][Ring2][S][C][C@H1][Branch2][Ring2][#Branch2][C@@H1][Branch1][Ring2][O][Ring1][=Branch1][O][C@H1][Branch1][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][Branch1][C][C][C][=Branch1][C][=O][O][O][O]"}]