[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C][C][C][C][C][C][C][C][/C][=C][/C][C][/C][=C][/C@H1][Branch1][#Branch1][C@H1][Branch1][Ring1][C][O][N][O]"}, {"from": "gpt", "value": "The molecule is a sphingoid that is sphingosine having an additional trans-double bond at position 8. It has a role as a mouse metabolite. It is functionally related to a sphingosine. It is a conjugate base of a sphinga-4E,8E-dienine(1+)."}]