User: I'm looking 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: NC(=O)CS(=O)C(c1ccccc1)c1ccccc1
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#}