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]1CN(C(=O)OC2(C(F)(F)F)COC2)CCN1c1ncc(OCc2ccc(OS(C)(=O)=O)cc2F)cn1
[b] CC(c1ncccc1F)c1c(CCN(C)C)sc2ccccc12
Answer: 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}
2-[3-[1-(3-fluoropyridin-2-yl)ethyl]-1-benzothiophen-2-yl]-N,N-dimethylethanamine