Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] COc1ccc(-c2cc(-c3ccc(C(=O)N4CCOCC4)cc3)cnc2N)cn1
[b] CN1CCN(CCCN(C(=O)Nc2ccc(F)c(C(F)(F)F)c2)[C@@H]2C[C@@H](c3ccc4c(c3)[C@H](N)NO4)[C@@H]3C[C@H]32)CC1
Answer: a
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}
[4-[6-amino-5-(6-methoxypyridin-3-yl)pyridin-3-yl]phenyl]-morpholin-4-ylmethanone