SMILES: CCCCCCCCCCCC[C@H]([C@H]([C@H](CO)N)O)O
Description: The molecule is a sphingoid that is C16 sphinganine bearing an additional 4R-hydroxy substituent. It derives from a hexadecasphing-4-enine. It is a conjugate base of a C16 phytosphingosine(1+).