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, d, or e without using any additional words.
Options:
a) CN(C)CCOC(C)(c1ccccc1)c1ccc(Cl)cc1
b) CCCCc1oc2ccccc2c1C(=O)c1cc(I)c(OCCN(CC)CC)c(I)c1
c) FC(F)(F)c1cccc(C2=CCN(CCc3ccc4ccccc4c3)CC2)c1
d) O=C1NCCN1C1CCN(CCC2COc3ccccc3O2)CC1
e) CCC(=O)C(CCN(C)C)(c1ccccc1)c1ccccc1
Answer: a, 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}