The SMILES c1ccc(C2CN=C3NCCN32)cc1 represents a molecule that is identified as permeable through the blood-brain barrier.
The {SMILES__description} {SMILES#} represents a molecule that is {p_np#not&NULL}identified as {p_np__names__adjective}.
5-phenyl-2,3,5,6-tetrahydro-1H-imidazo[1,2-a]imidazole