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 other words.
Options:
a.) CN(C)CCOC(c1ccccc1)c1ccc(Br)cc1
b.) Clc1ccc(COC(Cn2ccnc2)c2ccc(Cl)cc2Cl)c(Cl)c1
c.) O=C1CCC(c2ccccc2)(C2CCN(C/C=C/c3ccccc3)CC2)C(=O)N1
d.) O=C1CCC(C(=O)NC2CC2c2ccccc2)N1
Answer: a, c, 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}