[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][C][C][C][C@H1][Branch2][Ring1][Ring1][/C][=C][/C][=C][\\C][/C][=C][\\C][/C][=C][\\C][C][C][C][=Branch1][C][=O][O-1][O][O]"}, {"from": "gpt", "value": "The molecule is a hydroperoxy fatty acid anion that is the conjugate base of 15(R)-HPETE, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of a 15(R)-HPETE. It is an enantiomer of a 15(S)-HPETE(1-)."}]