Task: Please answer the multiple choice question.
Question: Which molecules are penetrating the blood brain barrier?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a O=c1[nH]c2cc(Cl)ccc2n1C1CCN(CC2COc3ccccc3O2)CC1
b NC(=O)CS(=O)C(c1ccccc1)c1ccccc1
c CC1(C)S[C@@H]2[C@H](NC(=O)C(C(=O)Oc3ccccc3)c3ccccc3)C(=O)N2[C@H]1C(=O)O
d Cc1cc(NS(=O)(=O)c2ccc(N)cc2)no1
Answer: a, b, d
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}