The SMILES O=C1CN2C(=O)CCC2N1 represents a molecule that is identified as permeable through the membrane separating circulating blood and extracellular brain fluid.
The {SMILES__description} {SMILES#} represents a molecule that is {p_np#not&NULL}identified as {p_np__names__adjective}.
O=C1CN2C(=O)CCC2N1
O=C1CN2C(=O)CCC2N1
3,6,7,7a-tetrahydro-1H-pyrrolo[1,2-a]imidazole-2,5-dione