Task: Please generate the SMILES of chemical based on the description.
Description: A molecule that is penetrating the blood brain barrier.
Result: O=C1CCC(c2ccccc2)(C2CCN(C/C=C/c3ccccc3)CC2)C(=O)N1
Task: Please {#give me|create|generate!} the {SMILES__description} of {#molecule|chemical|chemical structure!} based on the {#text |!}description{# below|!}.
Description: A molecule that is {penetrate_BBB#not &NULL}{penetrate_BBB__names__adjective}.
Result: {SMILES#}