O-{S-[(9Z,21Z)-3-oxotetracontadienoylpantetheine]-4'-phosphoryl}-L-serine(1-) residue
o-{s-[(9z,21z)-3-oxotetracontadienoylpantetheine]-4'-phosphoryl}-l-serine(1-) residue
An <em>O</em>-(<em>S</em>-3-oxoacylpantetheine-4'-phosphoryl)-<small>L</small>-serine(1−) residue in which the <em>S</em>-acyl group is specified as (9<i>Z</i>,21<i>Z</i>)-3-oxotetracontadienoyl.