[{"from": "human", "value": "Please give me some details about 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][NH3+1][O]"}, {"from": "gpt", "value": "The molecule is the cationic sphingoid resulting from the protonation of the amino group of sphingosine. It has a role as a human metabolite. It is a conjugate acid of a sphingosine. It is an enantiomer of a L-erythro-sphingosine(1+)."}]