1-palmitoyl-2-icosatrienoyl-sn-glycero-3-phosphocholine
1-palmitoyl-2-icosatrienoyl-sn-glycero-3-phosphocholine
A 1-palmitoyl-2-acyl-<em>sn</em>-glycero-3-phosphocholine in which the 2-acyl group has 20 carbons and 3 double bonds.