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: CCC1C(=O)NC(=O)C1(C)c1ccccc1
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#}
CCC1C(=O)NC(=O)C1(C)c1ccccc1
CCC1C(=O)NC(=O)C1(C)c1ccccc1
4-ethyl-3-methyl-3-phenylpyrrolidine-2,5-dione