Based on the SMILES [N-]=[N+]=O, the molecule is 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}.
[N-]=[N+]=O
[N-]=[N+]=O
nitrous oxide