SMILES: CCCCCCCCCCCCCCCCCCCC(C(=O)N[C@@H](CO)[C@@H](/C=C/CCCCCCCCCC(C)C)O)O
Description: The molecule is an N-acyl-15-methylhexadecasphing-4-enine in which the acyl group has 21 carbons and 0 double bonds and is 2-hydroxylated. It derives from a 15-methylhexadecasphing-4-enine.