SMILES: CCCCCCCCC/C=C/CCC[C@H]([C@H]([C@H](CO)[NH3+])O)O
Description: The molecule is a cationic sphingoid that is the conjugate acid of 4-hydroxysphing-8-enine, obtained by protonation of the primary amino function; major species at pH 7.3. It is a conjugate base of a 4-hydroxy-8-sphingenine.