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 COc1ccc(Cl)c2c1CCCC2N(C)C
b CNC1CCN2c3ccccc3CCc3cccc1c32
c CC(=O)OCC1=C(C(=O)O)N2C(=O)[C@@H](NC(=O)c3c(-c4ccccc4Cl)noc3C)[C@H]2SC1
Answer: a, b
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}