[{"from": "human", "value": "Provide a description of this molecule. [C][C][C][C][C][/C][=C][/C][=C][/C][=Branch1][C][=O][C][C][C][C][C][C][C][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is an oxooctadecadienoic acid that consists of 10E,12E-octadecadienoic acid with the oxo substituent located at position 9. It has a role as a metabolite. It is an oxooctadecadienoic acid and an enone."}]