The compound with the SMILES of NC(CO)(CO)CO shows no permeability through the blood-brain barrier.
The {#compound|chemical!} with the {SMILES__description} of {SMILES#} {#shows|exhibits|displays!} {p_np#no &NULL}{p_np__names__noun}.
NC(CO)(CO)CO
NC(CO)(CO)CO
2-amino-2-(hydroxymethyl)propane-1,3-diol