[{"from": "human", "value": "What can you tell me about this molecule? [C][/C][=C][Branch1][C][\\C][/C][=Branch1][C][=O][O][C@@H1][C][C@H1][Branch2][Ring1][=Branch2][C@@H1][Branch1][=Branch1][O][C@H1][Ring1][=Branch1][C][O][C@H1][Branch1][C][C][C][C][C][C][/C][=C][/C][=Branch1][C][=O][O][O]"}, {"from": "gpt", "value": "The molecule is a 4-O-[(E)-2-methyl-2-butenoyl]ascaroside derived from (2E,8R)-8-hydroxynon-2-enoic acid. It is a metabolite of the nematode Caenorhabditis elegans. It has a role as a Caenorhabditis elegans metabolite. It is a 4-O-[(E)-2-methyl-2-butenoyl]ascaroside and an alpha,beta-unsaturated monocarboxylic acid. It is functionally related to an ascr#3 and a (2E,8R)-8-hydroxynon-2-enoic acid."}]