[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a sphingoid base(1+). It is an enantiomer of a sphinga-4E,8E-dienine(1+)."}, {"from": "gpt", "value": "[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][NH3+1][O]"}]