[{"from": "human", "value": "Generate a molecule based on this description. The molecule is any octadecatrienoic acid with three double bonds at positions 9, 11 and 14 It is a conjugate acid of a 9,11,14-octadecatrienoate."}, {"from": "gpt", "value": "[C][C][C][/C][=C][/C][/C][=C][/C][=C][/C][C][C][C][C][C][C][C][=Branch1][C][=O][O]"}]