[{"from": "human", "value": "Describe this molecule. [C][C][C][=Branch1][C][=O][/C][=C][/C][=C][\\C][C@H1][Branch2][Ring1][Ring1][/C][=C][/C][=C][/C][=C][\\C@H1][Branch1][=Branch2][C][C][C][C][=Branch1][C][=O][O][O][O]"}, {"from": "gpt", "value": "The molecule is a nonclassic icosanoid that is (6Z,8E,10E,14Z,16E)-icosa-6,8,10,14,16-pentaenoic acid carrying two hydroxy groups at positions 5 and 12 as well as an oxo group at position 18. It has a role as a human xenobiotic metabolite. It is a nonclassic icosanoid, a long-chain fatty acid, an oxo fatty acid, an enone and a hydroxy polyunsaturated fatty acid. It is a conjugate acid of a 18-oxoresolvin E1(1-)."}]