[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][/C][=C][\\C][C][/C][=C][/C][=C][\\C][C][C][C][C][C][C][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a 9,11,15-octadecatrienoic acid in which the configuration of the double bonds at positions 9 and 15 is Z, while that of the double bond at position 11 is E."}]