N-hexacosatetraenoyl-4-hydroxy-15-methylhexadecasphinganine-1-phosphocholine
n-hexacosatetraenoyl-4-hydroxy-15-methylhexadecasphinganine-1-phosphocholine
An <em>N</em>-acyl-4-hydroxy-15-methylhexadecasphinganine-1-phosphocholine in which the acyl group has 26 carbons and 4 double bonds.