[{"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][C][C@H1][Branch1][#Branch1][C@H1][Branch1][Ring1][C][O][NH3+1][O]"}, {"from": "gpt", "value": "The molecule is a cationic sphingoid obtained by protonation of the amino group of C20 sphinganine; major species at pH 7.3. It is a conjugate acid of a C20 sphinganine."}]