Based on the SMILES representation O=c1ccc2ccccc2o1, the molecule is not permeable through the membrane separating circulating blood and extracellular brain fluid.
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule is {p_np#not &NULL}{p_np__names__adjective}.
O=c1ccc2ccccc2o1
O=c1ccc2ccccc2o1
chromen-2-one