Task: Please answer the multiple choice question.
Question: Which molecules are penetrating the blood brain barrier to reach the brain?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
(a) CN1CCN(C2=Cc3cc(Cl)ccc3/C(=C\C#N)c3ccccc32)CC1
(b) CN(C)CCC1(C)OCCC2=C1c1ccccc1C2
(c) OC[C@@H](O)[C@H]1OC2O[C@H](C(Cl)(Cl)Cl)O[C@@H]2[C@H]1O
(d) Nc1nc(NC2CC2)c2ncn([C@H]3C=C[C@@H](CO)C3)c2n1
(e) CN1CCN(c2ccccc2Cc2ccccc2)CC1
Answer: a, b, c, d, e
Task: Please answer the multiple choice question.
Question: Which molecules are {penetrate_BBB#not &NULL}{penetrate_BBB__names__adjective}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%penetrate_BBB%}
Answer: {%multiple_choice_result}