Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: COc1ccc([C@@H](C)N[C@@H]2CC[C@@H](C(=O)N3CCC(c4ccccc4)(c4ccc(OC)nc4)CC3)C(C)(C)C2)cc1
b: CC(Oc1ccc(S(C)(=O)=O)cc1C(=O)N1CCN(c2ncc(C(F)(F)F)cc2F)CC1)C(F)(F)F
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}
[4-[3-fluoro-5-(trifluoromethyl)pyridin-2-yl]piperazin-1-yl]-[5-methylsulfonyl-2-(1,1,1-trifluoropropan-2-yloxy)phenyl]methanone