Task: Please give me a SMILES based on the description below.
Description: The molecule is a phosphatidylcholine 42:0 in which the acyl groups specified at positions 1 and 2 are tetracosanoyl and octadecanoyl respectively. It derives from an octadecanoic acid and a tetracosanoic acid.
Result: CCCCCCCCCCCCCCCCCCCCCCCC(=O)OC[C@H](COP(=O)([O-])OCC[N+](C)(C)C)OC(=O)CCCCCCCCCCCCCCCCC
Task: Please {#give me|create|generate!} a {#molecule |!}{SMILES__description} based on the {#text |!}description{# below|!}.
Description: {description#}
Result: {SMILES#}
CCCCCCCCCCCCCCCCCCCCCCCC(=O)OC[C@H](COP(=O)([O-])OCC[N+](C)(C)C)OC(=O)CCCCCCCCCCCCCCCCC
[(2R)-2-octadecanoyloxy-3-tetracosanoyloxypropyl] 2-(trimethylazaniumyl)ethyl phosphate
The molecule is a phosphatidylcholine 42:0 in which the acyl groups specified at positions 1 and 2 are tetracosanoyl and octadecanoyl respectively. It derives from an octadecanoic acid and a tetracosanoic acid.