[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is the conjugate base of sphingosine 1-phosphate having an anionic phosphate group and a protonated amino group; major species at pH 7.3. It has a role as a human metabolite. It is a conjugate base of a sphingosine 1-phosphate."}, {"from": "gpt", "value": "[C][C][C][C][C][C][C][C][C][C][C][C][C][/C][=C][/C@H1][Branch1][#C][C@H1][Branch1][O][C][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1][NH3+1][O]"}]