Task: Please give me a SMILES based on the description below.
Description: A molecule that is not permeable through the membrane separating circulating blood and extracellular brain fluid.
Result: CCc1c(O)c(=O)ccn1CCCCO
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)c(=O)ccn1CCCCO
CCc1c(O)c(=O)ccn1CCCCO
2-ethyl-3-hydroxy-1-(4-hydroxybutyl)pyridin-4-one