[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a polyunsaturated fatty acid anion that is the conjugate base of (11Z,14Z,17Z)-icosatrienoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It has a role as a human metabolite. It is a conjugate base of an all-cis-icosa-11,14,17-trienoic acid."}, {"from": "gpt", "value": "[C][C][/C][=C][\\C][/C][=C][\\C][/C][=C][\\C][C][C][C][C][C][C][C][C][C][=Branch1][C][=O][O-1]"}]