Task: Please create the SMILES of chemical structure based on the text description.
Description: A molecule that is penetrating the blood brain barrier.
Result: C=CCN1CC[C@]23c4c5ccc(O)c4O[C@H]2[C@@H](O)C=C[C@H]3[C@H]1C5
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#}