User: I'm searching for the SMILES of a molecule that is penetrating the blood brain barrier to reach the brain?
Assistant: This is a molecule that is penetrating the blood brain barrier to reach the brain: CCCCN/C(=C1/C=C(Cl)C=CC1=O)c1ccccc1Cl
User: I'm {#searching|looking!} for the {SMILES__description} of a molecule that is {penetrate_BBB#not &NULL}{penetrate_BBB__names__adjective}?
Assistant: This is a molecule that is {penetrate_BBB#not &NULL}{penetrate_BBB__names__adjective}: {SMILES#}