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, or c without using any additional words.
Options:
a CN(C)CCCN1c2ccccc2CCc2ccccc21
b O=C1OCCC1C1(O)CCN(CCCN2c3ccccc3Sc3ccc(Cl)cc32)CC1
c CC(O)Cn1cnc2c1c(=O)n(C)c(=O)n2C
Answer: a, b, c
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}