phosphatidylcholine (20:4/P-18:1)
phosphatidylcholine (20:4/p-18:1)
A 1-acyl-2-(alk-1-enyl)-<em>sn</em>-glycero-3-phosphocholine in which the acyl group contains 20 carbons and 4 double bonds while the alk-1-enyl group contains 18 carbons with 1 additional double bond.