The chemical with the SMILES of O=C(O)c1cc(=O)c2ccccc2[nH]1 exhibits blood-brain barrier permeability.
The {#compound|chemical!} with the {SMILES__description} of {SMILES#} {#shows|exhibits|displays!} {p_np#no &NULL}{p_np__names__noun}.
O=C(O)c1cc(=O)c2ccccc2[nH]1
O=C(O)c1cc(=O)c2ccccc2[nH]1
4-oxo-1H-quinoline-2-carboxylicacid