[{"from": "human", "value": "Provide a description of this molecule. [C][C][C@@H1][Branch2][Ring1][#Branch2][/C][=C][/C][=C][\\C][/C][=C][\\C][/C][=C][\\C][=C][\\C@H1][Branch1][=Branch2][C][C][C][C][=Branch1][C][=O][O][O][O][O]"}, {"from": "gpt", "value": "The molecule is a polyunsaturated fatty acid that is (6E,8Z,11Z,14Z,16E)-icosapentaenoic acid substituted at positions 5 and 18 by hydroperoxy and hydroxy groups respectively (the 5S, 18S-stereoisomer). It has a role as a human blood serum metabolite and a human xenobiotic metabolite. It is a conjugate acid of a (5S)-hydroperoxy-(18S)-hydroxy-(6E,8Z,11Z,14Z,16E)-icosapentaenoate."}]