Based on the SMILES NNc1nncc2ccccc12, the molecule is not permeable through the blood-brain barrier.
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule is {p_np#not &NULL}{p_np__names__adjective}.
NNc1nncc2ccccc12
NNc1nncc2ccccc12
phthalazin-1-ylhydrazine