Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: C[C@@H]1CCCN1CCc1ccc2nc(-c3cc(Br)no3)ccc2c1
b: CCc1sc(-c2cn(CC3CCOCC3)c3c(Cl)cccc23)nc1CN(C)CCO
Answer: a, b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
3-bromo-5-[6-[2-[(2R)-2-methylpyrrolidin-1-yl]ethyl]quinolin-2-yl]-1,2-oxazole