[{"from": "human", "value": "Describe this molecule. [C][C][C][C][C][/C][=C][\\C][/C][=C][\\C][/C][=C][\\C@@H1][Branch1][S][C@@H1][C@@H1][Branch1][Ring2][O][Ring1][Ring1][C][C][C][C][=Branch1][C][=O][O-1][O]"}, {"from": "gpt", "value": "The molecule is a polyunsaturated fatty acid anion that is the conjugate base of (7R)-hydroxy-(5S,6S)-epoxy-(8Z,11Z,14Z)-icosatrienoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a long-chain fatty acid anion, an icosanoid anion and a hydroxy polyunsaturated fatty acid anion. It is a conjugate base of a (7R)-hydroxy-(5S,6S)-epoxy-(8Z,11Z,14Z)-icosatrienoic acid."}]