Task: Please generate a molecule SMILES based on the description.
Description: A molecule that is not permeable through the membrane separating circulating blood and extracellular brain fluid.
Result: CNCC(O)c1cccc(OC(=O)C(C)(C)C)c1
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#}
[3-[1-hydroxy-2-(methylamino)ethyl]phenyl] 2,2-dimethylpropanoate