Task: Please give me a SMILES based on the description below.
Description: A molecule that is permeable through the membrane separating circulating blood and extracellular brain fluid.
Result: CSCC[C@H](NC(C)=O)C(=O)Oc1ccc(NC(C)=O)cc1
Task: Please {#give me|create|generate!} a {#molecule |!}{SMILES__description} based on the {#text |!}description{# below|!}.
Description: A molecule that is {p_np#not &NULL}{p_np__names__adjective}.
Result: {SMILES#}
(4-acetamidophenyl) (2S)-2-acetamido-4-methylsulfanylbutanoate