SMILES: CC(C)CCCCCCCCC/C=C/[C@H]([C@H](CO)[NH3+])O
Description: The molecule is a cationic sphingoid that is the conjugate acid of 15-methylhexadecasphing-4-enine, obtained by protonation of the amino group; major species at pH 7.3. It is a conjugate acid of a 15-methylhexadecasphing-4-enine.