[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C][Branch2][Ring1][#Branch2][C][C][/C][=C][Branch1][C][\\C][/C][C][C][C][Branch1][C][C][C][Branch1][Branch2][C][C][=C][Branch1][C][C][C][O][C][C@H1][Branch1][#Branch1][C@H1][Branch1][Ring1][C][O][N][O]"}, {"from": "gpt", "value": "The molecule is an amino alcohol that is 2-aminooctadeca-8,16-diene-1,3,14-triol substituted by methyl groups at positions 5, 9, 13 and 17 (the 2S,3R,8E stereoisomer). It has a role as a metabolite. It is a sphingoid and an amino alcohol."}]