User: I'm searching for the SMILES of a molecule that is penetrating the blood brain barrier?
Assistant: This is a molecule that is penetrating the blood brain barrier: Cc1ncc(CSSCc2cnc(C)c(O)c2CO)c(CO)c1O
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#}